Home / 7,318.76-10,097.36-4,131.65

Finding the Fourth Proportional to 7,318.76, 10,097.36 and 4,131.65

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Solution

The fourth proportional to 7,318.76, 10,097.36 and 4,131.65 is: 5,700.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318.76 : 10,097.36 = 4,131.65 : x
  2. Step 2: Convert to fraction form
    7,318.76/10,097.36 = 4,131.65/x
  3. Step 3: Cross multiply
    7,318.76x = 10,097.36 × 4,131.65
  4. Step 4: Simplify right side
    7,318.76x = 41,718,777.52
  5. Step 5: Solve for x
    x = 41,718,777.52/7,318.76
  6. Step 6: Final answer
    x = 5,700.26

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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.