Home / 8,946.91-13,360.07-7,306.66

Finding the Fourth Proportional to 8,946.91, 13,360.07 and 7,306.66

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Solution

The fourth proportional to 8,946.91, 13,360.07 and 7,306.66 is: 10,910.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946.91 : 13,360.07 = 7,306.66 : x
  2. Step 2: Convert to fraction form
    8,946.91/13,360.07 = 7,306.66/x
  3. Step 3: Cross multiply
    8,946.91x = 13,360.07 × 7,306.66
  4. Step 4: Simplify right side
    8,946.91x = 97,617,489.07
  5. Step 5: Solve for x
    x = 97,617,489.07/8,946.91
  6. Step 6: Final answer
    x = 10,910.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.