Home / 8,470.59-11,663.33-7,524.74

Finding the Fourth Proportional to 8,470.59, 11,663.33 and 7,524.74

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Solution

The fourth proportional to 8,470.59, 11,663.33 and 7,524.74 is: 10,360.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,470.59 : 11,663.33 = 7,524.74 : x
  2. Step 2: Convert to fraction form
    8,470.59/11,663.33 = 7,524.74/x
  3. Step 3: Cross multiply
    8,470.59x = 11,663.33 × 7,524.74
  4. Step 4: Simplify right side
    8,470.59x = 87,763,429.84
  5. Step 5: Solve for x
    x = 87,763,429.84/8,470.59
  6. Step 6: Final answer
    x = 10,360.96

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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.