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Finding the Fourth Proportional to 5,001.32, 6,900.64 and 2,905.04

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Solution

The fourth proportional to 5,001.32, 6,900.64 and 2,905.04 is: 4,008.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.32 : 6,900.64 = 2,905.04 : x
  2. Step 2: Convert to fraction form
    5,001.32/6,900.64 = 2,905.04/x
  3. Step 3: Cross multiply
    5,001.32x = 6,900.64 × 2,905.04
  4. Step 4: Simplify right side
    5,001.32x = 20,046,635.23
  5. Step 5: Solve for x
    x = 20,046,635.23/5,001.32
  6. Step 6: Final answer
    x = 4,008.27

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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.