Home / 6,500.25-8,966.70-3,983.58

Finding the Fourth Proportional to 6,500.25, 8,966.70 and 3,983.58

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Solution

The fourth proportional to 6,500.25, 8,966.70 and 3,983.58 is: 5,495.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,500.25 : 8,966.70 = 3,983.58 : x
  2. Step 2: Convert to fraction form
    6,500.25/8,966.70 = 3,983.58/x
  3. Step 3: Cross multiply
    6,500.25x = 8,966.70 × 3,983.58
  4. Step 4: Simplify right side
    6,500.25x = 35,719,566.79
  5. Step 5: Solve for x
    x = 35,719,566.79/6,500.25
  6. Step 6: Final answer
    x = 5,495.11

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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.