Home / 7,740.52-10,681.97-4,203.73

Finding the Fourth Proportional to 7,740.52, 10,681.97 and 4,203.73

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Solution

The fourth proportional to 7,740.52, 10,681.97 and 4,203.73 is: 5,801.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,740.52 : 10,681.97 = 4,203.73 : x
  2. Step 2: Convert to fraction form
    7,740.52/10,681.97 = 4,203.73/x
  3. Step 3: Cross multiply
    7,740.52x = 10,681.97 × 4,203.73
  4. Step 4: Simplify right side
    7,740.52x = 44,904,123.43
  5. Step 5: Solve for x
    x = 44,904,123.43/7,740.52
  6. Step 6: Final answer
    x = 5,801.17

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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.