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Finding the Fourth Proportional to 8,975.55, 13,462.29 and 2,402.25

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Solution

The fourth proportional to 8,975.55, 13,462.29 and 2,402.25 is: 3,603.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,975.55 : 13,462.29 = 2,402.25 : x
  2. Step 2: Convert to fraction form
    8,975.55/13,462.29 = 2,402.25/x
  3. Step 3: Cross multiply
    8,975.55x = 13,462.29 × 2,402.25
  4. Step 4: Simplify right side
    8,975.55x = 32,339,786.15
  5. Step 5: Solve for x
    x = 32,339,786.15/8,975.55
  6. Step 6: Final answer
    x = 3,603.10

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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.