Home / 7,318.57-10,097.14-4,131.49

Finding the Fourth Proportional to 7,318.57, 10,097.14 and 4,131.49

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Solution

The fourth proportional to 7,318.57, 10,097.14 and 4,131.49 is: 5,700.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318.57 : 10,097.14 = 4,131.49 : x
  2. Step 2: Convert to fraction form
    7,318.57/10,097.14 = 4,131.49/x
  3. Step 3: Cross multiply
    7,318.57x = 10,097.14 × 4,131.49
  4. Step 4: Simplify right side
    7,318.57x = 41,716,212.28
  5. Step 5: Solve for x
    x = 41,716,212.28/7,318.57
  6. Step 6: Final answer
    x = 5,700.05

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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.