Home / 8,397.12-12,593.86-3,465.48

Finding the Fourth Proportional to 8,397.12, 12,593.86 and 3,465.48

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Solution

The fourth proportional to 8,397.12, 12,593.86 and 3,465.48 is: 5,197.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.12 : 12,593.86 = 3,465.48 : x
  2. Step 2: Convert to fraction form
    8,397.12/12,593.86 = 3,465.48/x
  3. Step 3: Cross multiply
    8,397.12x = 12,593.86 × 3,465.48
  4. Step 4: Simplify right side
    8,397.12x = 43,643,769.95
  5. Step 5: Solve for x
    x = 43,643,769.95/8,397.12
  6. Step 6: Final answer
    x = 5,197.47

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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.