Home / 8,887.16-12,263.82-4,908.20

Finding the Fourth Proportional to 8,887.16, 12,263.82 and 4,908.20

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Solution

The fourth proportional to 8,887.16, 12,263.82 and 4,908.20 is: 6,773.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.16 : 12,263.82 = 4,908.20 : x
  2. Step 2: Convert to fraction form
    8,887.16/12,263.82 = 4,908.20/x
  3. Step 3: Cross multiply
    8,887.16x = 12,263.82 × 4,908.20
  4. Step 4: Simplify right side
    8,887.16x = 60,193,281.32
  5. Step 5: Solve for x
    x = 60,193,281.32/8,887.16
  6. Step 6: Final answer
    x = 6,773.06

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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.