Home / 9,417.20-14,117.70-6,635.12

Finding the Fourth Proportional to 9,417.20, 14,117.70 and 6,635.12

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Solution

The fourth proportional to 9,417.20, 14,117.70 and 6,635.12 is: 9,946.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,417.20 : 14,117.70 = 6,635.12 : x
  2. Step 2: Convert to fraction form
    9,417.20/14,117.70 = 6,635.12/x
  3. Step 3: Cross multiply
    9,417.20x = 14,117.70 × 6,635.12
  4. Step 4: Simplify right side
    9,417.20x = 93,672,633.62
  5. Step 5: Solve for x
    x = 93,672,633.62/9,417.20
  6. Step 6: Final answer
    x = 9,946.97

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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.