Home / 8,301.32-12,434.70-6,078.60

Finding the Fourth Proportional to 8,301.32, 12,434.70 and 6,078.60

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Solution

The fourth proportional to 8,301.32, 12,434.70 and 6,078.60 is: 9,105.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301.32 : 12,434.70 = 6,078.60 : x
  2. Step 2: Convert to fraction form
    8,301.32/12,434.70 = 6,078.60/x
  3. Step 3: Cross multiply
    8,301.32x = 12,434.70 × 6,078.60
  4. Step 4: Simplify right side
    8,301.32x = 75,585,567.42
  5. Step 5: Solve for x
    x = 75,585,567.42/8,301.32
  6. Step 6: Final answer
    x = 9,105.25

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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.