Home / 8,508.70-11,752.59-6,543.10

Finding the Fourth Proportional to 8,508.70, 11,752.59 and 6,543.10

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Solution

The fourth proportional to 8,508.70, 11,752.59 and 6,543.10 is: 9,037.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508.70 : 11,752.59 = 6,543.10 : x
  2. Step 2: Convert to fraction form
    8,508.70/11,752.59 = 6,543.10/x
  3. Step 3: Cross multiply
    8,508.70x = 11,752.59 × 6,543.10
  4. Step 4: Simplify right side
    8,508.70x = 76,898,371.63
  5. Step 5: Solve for x
    x = 76,898,371.63/8,508.70
  6. Step 6: Final answer
    x = 9,037.62

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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.