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Finding the Fourth Proportional to 9,360.10, 14,040.15 and 2,434.60

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Solution

The fourth proportional to 9,360.10, 14,040.15 and 2,434.60 is: 3,651.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,360.10 : 14,040.15 = 2,434.60 : x
  2. Step 2: Convert to fraction form
    9,360.10/14,040.15 = 2,434.60/x
  3. Step 3: Cross multiply
    9,360.10x = 14,040.15 × 2,434.60
  4. Step 4: Simplify right side
    9,360.10x = 34,182,149.19
  5. Step 5: Solve for x
    x = 34,182,149.19/9,360.10
  6. Step 6: Final answer
    x = 3,651.90

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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.