Home / 7,451.41-10,287.45-4,935.66

Finding the Fourth Proportional to 7,451.41, 10,287.45 and 4,935.66

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Solution

The fourth proportional to 7,451.41, 10,287.45 and 4,935.66 is: 6,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.41 : 10,287.45 = 4,935.66 : x
  2. Step 2: Convert to fraction form
    7,451.41/10,287.45 = 4,935.66/x
  3. Step 3: Cross multiply
    7,451.41x = 10,287.45 × 4,935.66
  4. Step 4: Simplify right side
    7,451.41x = 50,775,355.47
  5. Step 5: Solve for x
    x = 50,775,355.47/7,451.41
  6. Step 6: Final answer
    x = 6,814.20

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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.