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Finding the Fourth Proportional to 4,592.16, 6,888.24 and 1,993.68

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Solution

The fourth proportional to 4,592.16, 6,888.24 and 1,993.68 is: 2,990.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,592.16 : 6,888.24 = 1,993.68 : x
  2. Step 2: Convert to fraction form
    4,592.16/6,888.24 = 1,993.68/x
  3. Step 3: Cross multiply
    4,592.16x = 6,888.24 × 1,993.68
  4. Step 4: Simplify right side
    4,592.16x = 13,732,946.32
  5. Step 5: Solve for x
    x = 13,732,946.32/4,592.16
  6. Step 6: Final answer
    x = 2,990.52

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.