Home / 9,380.60-14,070.90-3,538.52

Finding the Fourth Proportional to 9,380.60, 14,070.90 and 3,538.52

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Solution

The fourth proportional to 9,380.60, 14,070.90 and 3,538.52 is: 5,307.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,380.60 : 14,070.90 = 3,538.52 : x
  2. Step 2: Convert to fraction form
    9,380.60/14,070.90 = 3,538.52/x
  3. Step 3: Cross multiply
    9,380.60x = 14,070.90 × 3,538.52
  4. Step 4: Simplify right side
    9,380.60x = 49,790,161.07
  5. Step 5: Solve for x
    x = 49,790,161.07/9,380.60
  6. Step 6: Final answer
    x = 5,307.78

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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.