Home / 7,132.74-10,700.18-2,453.96

Finding the Fourth Proportional to 7,132.74, 10,700.18 and 2,453.96

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Solution

The fourth proportional to 7,132.74, 10,700.18 and 2,453.96 is: 3,681.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.74 : 10,700.18 = 2,453.96 : x
  2. Step 2: Convert to fraction form
    7,132.74/10,700.18 = 2,453.96/x
  3. Step 3: Cross multiply
    7,132.74x = 10,700.18 × 2,453.96
  4. Step 4: Simplify right side
    7,132.74x = 26,257,813.71
  5. Step 5: Solve for x
    x = 26,257,813.71/7,132.74
  6. Step 6: Final answer
    x = 3,681.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.