Home / 8,887.07-12,264.66-5,351.42

Finding the Fourth Proportional to 8,887.07, 12,264.66 and 5,351.42

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Solution

The fourth proportional to 8,887.07, 12,264.66 and 5,351.42 is: 7,385.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.07 : 12,264.66 = 5,351.42 : x
  2. Step 2: Convert to fraction form
    8,887.07/12,264.66 = 5,351.42/x
  3. Step 3: Cross multiply
    8,887.07x = 12,264.66 × 5,351.42
  4. Step 4: Simplify right side
    8,887.07x = 65,633,285.49
  5. Step 5: Solve for x
    x = 65,633,285.49/8,887.07
  6. Step 6: Final answer
    x = 7,385.26

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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.