Home / 8,949.68-12,356.04-6,587.60

Finding the Fourth Proportional to 8,949.68, 12,356.04 and 6,587.60

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Solution

The fourth proportional to 8,949.68, 12,356.04 and 6,587.60 is: 9,094.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.68 : 12,356.04 = 6,587.60 : x
  2. Step 2: Convert to fraction form
    8,949.68/12,356.04 = 6,587.60/x
  3. Step 3: Cross multiply
    8,949.68x = 12,356.04 × 6,587.60
  4. Step 4: Simplify right side
    8,949.68x = 81,396,649.10
  5. Step 5: Solve for x
    x = 81,396,649.10/8,949.68
  6. Step 6: Final answer
    x = 9,094.92

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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.