Home / 5,509.60-8,264.78-2,001.68

Finding the Fourth Proportional to 5,509.60, 8,264.78 and 2,001.68

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Solution

The fourth proportional to 5,509.60, 8,264.78 and 2,001.68 is: 3,002.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.60 : 8,264.78 = 2,001.68 : x
  2. Step 2: Convert to fraction form
    5,509.60/8,264.78 = 2,001.68/x
  3. Step 3: Cross multiply
    5,509.60x = 8,264.78 × 2,001.68
  4. Step 4: Simplify right side
    5,509.60x = 16,543,444.83
  5. Step 5: Solve for x
    x = 16,543,444.83/5,509.60
  6. Step 6: Final answer
    x = 3,002.66

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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.