Home / 6,508.50-8,983.35-3,715.62

Finding the Fourth Proportional to 6,508.50, 8,983.35 and 3,715.62

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Solution

The fourth proportional to 6,508.50, 8,983.35 and 3,715.62 is: 5,128.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,508.50 : 8,983.35 = 3,715.62 : x
  2. Step 2: Convert to fraction form
    6,508.50/8,983.35 = 3,715.62/x
  3. Step 3: Cross multiply
    6,508.50x = 8,983.35 × 3,715.62
  4. Step 4: Simplify right side
    6,508.50x = 33,378,714.93
  5. Step 5: Solve for x
    x = 33,378,714.93/6,508.50
  6. Step 6: Final answer
    x = 5,128.48

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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.