Home / 9,042.45-13,565.70-3,495.30

Finding the Fourth Proportional to 9,042.45, 13,565.70 and 3,495.30

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Solution

The fourth proportional to 9,042.45, 13,565.70 and 3,495.30 is: 5,243.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042.45 : 13,565.70 = 3,495.30 : x
  2. Step 2: Convert to fraction form
    9,042.45/13,565.70 = 3,495.30/x
  3. Step 3: Cross multiply
    9,042.45x = 13,565.70 × 3,495.30
  4. Step 4: Simplify right side
    9,042.45x = 47,416,191.21
  5. Step 5: Solve for x
    x = 47,416,191.21/9,042.45
  6. Step 6: Final answer
    x = 5,243.73

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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.