Home / 10,634.18-14,665.61-6,655.65

Finding the Fourth Proportional to 10,634.18, 14,665.61 and 6,655.65

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Solution

The fourth proportional to 10,634.18, 14,665.61 and 6,655.65 is: 9,178.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,634.18 : 14,665.61 = 6,655.65 : x
  2. Step 2: Convert to fraction form
    10,634.18/14,665.61 = 6,655.65/x
  3. Step 3: Cross multiply
    10,634.18x = 14,665.61 × 6,655.65
  4. Step 4: Simplify right side
    10,634.18x = 97,609,133.92
  5. Step 5: Solve for x
    x = 97,609,133.92/10,634.18
  6. Step 6: Final answer
    x = 9,178.82

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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.