Home / 8,887.02-12,265.46-5,486.02

Finding the Fourth Proportional to 8,887.02, 12,265.46 and 5,486.02

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Solution

The fourth proportional to 8,887.02, 12,265.46 and 5,486.02 is: 7,571.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.02 : 12,265.46 = 5,486.02 : x
  2. Step 2: Convert to fraction form
    8,887.02/12,265.46 = 5,486.02/x
  3. Step 3: Cross multiply
    8,887.02x = 12,265.46 × 5,486.02
  4. Step 4: Simplify right side
    8,887.02x = 67,288,470.11
  5. Step 5: Solve for x
    x = 67,288,470.11/8,887.02
  6. Step 6: Final answer
    x = 7,571.54

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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.