Home / 7,451.16-10,287.11-4,935.43

Finding the Fourth Proportional to 7,451.16, 10,287.11 and 4,935.43

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Solution

The fourth proportional to 7,451.16, 10,287.11 and 4,935.43 is: 6,813.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.16 : 10,287.11 = 4,935.43 : x
  2. Step 2: Convert to fraction form
    7,451.16/10,287.11 = 4,935.43/x
  3. Step 3: Cross multiply
    7,451.16x = 10,287.11 × 4,935.43
  4. Step 4: Simplify right side
    7,451.16x = 50,771,235.19
  5. Step 5: Solve for x
    x = 50,771,235.19/7,451.16
  6. Step 6: Final answer
    x = 6,813.87

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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.