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Finding the Fourth Proportional to 9,008.90, 13,501.20 and 6,038.90

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Solution

The fourth proportional to 9,008.90, 13,501.20 and 6,038.90 is: 9,050.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008.90 : 13,501.20 = 6,038.90 : x
  2. Step 2: Convert to fraction form
    9,008.90/13,501.20 = 6,038.90/x
  3. Step 3: Cross multiply
    9,008.90x = 13,501.20 × 6,038.90
  4. Step 4: Simplify right side
    9,008.90x = 81,532,396.68
  5. Step 5: Solve for x
    x = 81,532,396.68/9,008.90
  6. Step 6: Final answer
    x = 9,050.21

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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.