Home / 7,487.39-10,332.59-4,503.42

Finding the Fourth Proportional to 7,487.39, 10,332.59 and 4,503.42

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Solution

The fourth proportional to 7,487.39, 10,332.59 and 4,503.42 is: 6,214.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.39 : 10,332.59 = 4,503.42 : x
  2. Step 2: Convert to fraction form
    7,487.39/10,332.59 = 4,503.42/x
  3. Step 3: Cross multiply
    7,487.39x = 10,332.59 × 4,503.42
  4. Step 4: Simplify right side
    7,487.39x = 46,532,011.67
  5. Step 5: Solve for x
    x = 46,532,011.67/7,487.39
  6. Step 6: Final answer
    x = 6,214.72

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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.