Home / 8,887.39-12,264.75-4,908.47

Finding the Fourth Proportional to 8,887.39, 12,264.75 and 4,908.47

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Solution

The fourth proportional to 8,887.39, 12,264.75 and 4,908.47 is: 6,773.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.39 : 12,264.75 = 4,908.47 : x
  2. Step 2: Convert to fraction form
    8,887.39/12,264.75 = 4,908.47/x
  3. Step 3: Cross multiply
    8,887.39x = 12,264.75 × 4,908.47
  4. Step 4: Simplify right side
    8,887.39x = 60,201,096.11
  5. Step 5: Solve for x
    x = 60,201,096.11/8,887.39
  6. Step 6: Final answer
    x = 6,773.77

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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.