Home / 7,532.39-10,397.90-4,547.61

Finding the Fourth Proportional to 7,532.39, 10,397.90 and 4,547.61

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Solution

The fourth proportional to 7,532.39, 10,397.90 and 4,547.61 is: 6,277.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,532.39 : 10,397.90 = 4,547.61 : x
  2. Step 2: Convert to fraction form
    7,532.39/10,397.90 = 4,547.61/x
  3. Step 3: Cross multiply
    7,532.39x = 10,397.90 × 4,547.61
  4. Step 4: Simplify right side
    7,532.39x = 47,285,605.39
  5. Step 5: Solve for x
    x = 47,285,605.39/7,532.39
  6. Step 6: Final answer
    x = 6,277.63

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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.