Home / 5,001.90-7,507.70-2,406.66

Finding the Fourth Proportional to 5,001.90, 7,507.70 and 2,406.66

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Solution

The fourth proportional to 5,001.90, 7,507.70 and 2,406.66 is: 3,612.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.90 : 7,507.70 = 2,406.66 : x
  2. Step 2: Convert to fraction form
    5,001.90/7,507.70 = 2,406.66/x
  3. Step 3: Cross multiply
    5,001.90x = 7,507.70 × 2,406.66
  4. Step 4: Simplify right side
    5,001.90x = 18,068,469.25
  5. Step 5: Solve for x
    x = 18,068,469.25/5,001.90
  6. Step 6: Final answer
    x = 3,612.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.