Home / 9,340.60-14,005.14-3,494.20

Finding the Fourth Proportional to 9,340.60, 14,005.14 and 3,494.20

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Solution

The fourth proportional to 9,340.60, 14,005.14 and 3,494.20 is: 5,239.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,340.60 : 14,005.14 = 3,494.20 : x
  2. Step 2: Convert to fraction form
    9,340.60/14,005.14 = 3,494.20/x
  3. Step 3: Cross multiply
    9,340.60x = 14,005.14 × 3,494.20
  4. Step 4: Simplify right side
    9,340.60x = 48,936,760.19
  5. Step 5: Solve for x
    x = 48,936,760.19/9,340.60
  6. Step 6: Final answer
    x = 5,239.15

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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.