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Finding the Fourth Proportional to 5,303.88, 7,317 and 3,533.76

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Solution

The fourth proportional to 5,303.88, 7,317 and 3,533.76 is: 4,875.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.88 : 7,317 = 3,533.76 : x
  2. Step 2: Convert to fraction form
    5,303.88/7,317 = 3,533.76/x
  3. Step 3: Cross multiply
    5,303.88x = 7,317 × 3,533.76
  4. Step 4: Simplify right side
    5,303.88x = 25,856,521.92
  5. Step 5: Solve for x
    x = 25,856,521.92/5,303.88
  6. Step 6: Final answer
    x = 4,875.02

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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.