Home / 5,909.61-8,155.35-3,257.22

Finding the Fourth Proportional to 5,909.61, 8,155.35 and 3,257.22

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Solution

The fourth proportional to 5,909.61, 8,155.35 and 3,257.22 is: 4,495.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.61 : 8,155.35 = 3,257.22 : x
  2. Step 2: Convert to fraction form
    5,909.61/8,155.35 = 3,257.22/x
  3. Step 3: Cross multiply
    5,909.61x = 8,155.35 × 3,257.22
  4. Step 4: Simplify right side
    5,909.61x = 26,563,769.13
  5. Step 5: Solve for x
    x = 26,563,769.13/5,909.61
  6. Step 6: Final answer
    x = 4,495.01

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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.