Home / 7,516.91-10,373.12-4,159.62

Finding the Fourth Proportional to 7,516.91, 10,373.12 and 4,159.62

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Solution

The fourth proportional to 7,516.91, 10,373.12 and 4,159.62 is: 5,740.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.91 : 10,373.12 = 4,159.62 : x
  2. Step 2: Convert to fraction form
    7,516.91/10,373.12 = 4,159.62/x
  3. Step 3: Cross multiply
    7,516.91x = 10,373.12 × 4,159.62
  4. Step 4: Simplify right side
    7,516.91x = 43,148,237.41
  5. Step 5: Solve for x
    x = 43,148,237.41/7,516.91
  6. Step 6: Final answer
    x = 5,740.16

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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.