Home / 7,117.88-10,681.67-2,500.88

Finding the Fourth Proportional to 7,117.88, 10,681.67 and 2,500.88

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Solution

The fourth proportional to 7,117.88, 10,681.67 and 2,500.88 is: 3,753.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117.88 : 10,681.67 = 2,500.88 : x
  2. Step 2: Convert to fraction form
    7,117.88/10,681.67 = 2,500.88/x
  3. Step 3: Cross multiply
    7,117.88x = 10,681.67 × 2,500.88
  4. Step 4: Simplify right side
    7,117.88x = 26,713,527.71
  5. Step 5: Solve for x
    x = 26,713,527.71/7,117.88
  6. Step 6: Final answer
    x = 3,753.02

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1.5x scale

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.