Home / 7,535.40-10,402.04-4,550.62

Finding the Fourth Proportional to 7,535.40, 10,402.04 and 4,550.62

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Solution

The fourth proportional to 7,535.40, 10,402.04 and 4,550.62 is: 6,281.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,535.40 : 10,402.04 = 4,550.62 : x
  2. Step 2: Convert to fraction form
    7,535.40/10,402.04 = 4,550.62/x
  3. Step 3: Cross multiply
    7,535.40x = 10,402.04 × 4,550.62
  4. Step 4: Simplify right side
    7,535.40x = 47,335,731.26
  5. Step 5: Solve for x
    x = 47,335,731.26/7,535.40
  6. Step 6: Final answer
    x = 6,281.78

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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.