Home / 9,001.30-13,506.90-4,070.56

Finding the Fourth Proportional to 9,001.30, 13,506.90 and 4,070.56

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Solution

The fourth proportional to 9,001.30, 13,506.90 and 4,070.56 is: 6,108.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.30 : 13,506.90 = 4,070.56 : x
  2. Step 2: Convert to fraction form
    9,001.30/13,506.90 = 4,070.56/x
  3. Step 3: Cross multiply
    9,001.30x = 13,506.90 × 4,070.56
  4. Step 4: Simplify right side
    9,001.30x = 54,980,646.86
  5. Step 5: Solve for x
    x = 54,980,646.86/9,001.30
  6. Step 6: Final answer
    x = 6,108.08

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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.