Home / 10,001.34-15,002.55-2,606.04

Finding the Fourth Proportional to 10,001.34, 15,002.55 and 2,606.04

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Solution

The fourth proportional to 10,001.34, 15,002.55 and 2,606.04 is: 3,909.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.34 : 15,002.55 = 2,606.04 : x
  2. Step 2: Convert to fraction form
    10,001.34/15,002.55 = 2,606.04/x
  3. Step 3: Cross multiply
    10,001.34x = 15,002.55 × 2,606.04
  4. Step 4: Simplify right side
    10,001.34x = 39,097,245.40
  5. Step 5: Solve for x
    x = 39,097,245.40/10,001.34
  6. Step 6: Final answer
    x = 3,909.20

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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.