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Finding the Fourth Proportional to 6,226.88, 8,592.12 and 3,573.92

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Solution

The fourth proportional to 6,226.88, 8,592.12 and 3,573.92 is: 4,931.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,226.88 : 8,592.12 = 3,573.92 : x
  2. Step 2: Convert to fraction form
    6,226.88/8,592.12 = 3,573.92/x
  3. Step 3: Cross multiply
    6,226.88x = 8,592.12 × 3,573.92
  4. Step 4: Simplify right side
    6,226.88x = 30,707,549.51
  5. Step 5: Solve for x
    x = 30,707,549.51/6,226.88
  6. Step 6: Final answer
    x = 4,931.45

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Find fourth proportional to 3,113.44, 4,296.06 and 1,786.96
Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.