Home / 3,497.48-5,247.18-2,909.32

Finding the Fourth Proportional to 3,497.48, 5,247.18 and 2,909.32

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Solution

The fourth proportional to 3,497.48, 5,247.18 and 2,909.32 is: 4,364.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497.48 : 5,247.18 = 2,909.32 : x
  2. Step 2: Convert to fraction form
    3,497.48/5,247.18 = 2,909.32/x
  3. Step 3: Cross multiply
    3,497.48x = 5,247.18 × 2,909.32
  4. Step 4: Simplify right side
    3,497.48x = 15,265,712.60
  5. Step 5: Solve for x
    x = 15,265,712.60/3,497.48
  6. Step 6: Final answer
    x = 4,364.78

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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.