Home / 5,909.04-8,154.40-3,256.40

Finding the Fourth Proportional to 5,909.04, 8,154.40 and 3,256.40

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Solution

The fourth proportional to 5,909.04, 8,154.40 and 3,256.40 is: 4,493.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.04 : 8,154.40 = 3,256.40 : x
  2. Step 2: Convert to fraction form
    5,909.04/8,154.40 = 3,256.40/x
  3. Step 3: Cross multiply
    5,909.04x = 8,154.40 × 3,256.40
  4. Step 4: Simplify right side
    5,909.04x = 26,553,988.16
  5. Step 5: Solve for x
    x = 26,553,988.16/5,909.04
  6. Step 6: Final answer
    x = 4,493.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.