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Finding the Fourth Proportional to 9,000.76, 13,502.67 and 4,004.94

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Solution

The fourth proportional to 9,000.76, 13,502.67 and 4,004.94 is: 6,008.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000.76 : 13,502.67 = 4,004.94 : x
  2. Step 2: Convert to fraction form
    9,000.76/13,502.67 = 4,004.94/x
  3. Step 3: Cross multiply
    9,000.76x = 13,502.67 × 4,004.94
  4. Step 4: Simplify right side
    9,000.76x = 54,077,452.60
  5. Step 5: Solve for x
    x = 54,077,452.60/9,000.76
  6. Step 6: Final answer
    x = 6,008.10

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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.