Home / 8,887.68-12,264.18-4,907.76

Finding the Fourth Proportional to 8,887.68, 12,264.18 and 4,907.76

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Solution

The fourth proportional to 8,887.68, 12,264.18 and 4,907.76 is: 6,772.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.68 : 12,264.18 = 4,907.76 : x
  2. Step 2: Convert to fraction form
    8,887.68/12,264.18 = 4,907.76/x
  3. Step 3: Cross multiply
    8,887.68x = 12,264.18 × 4,907.76
  4. Step 4: Simplify right side
    8,887.68x = 60,189,652.04
  5. Step 5: Solve for x
    x = 60,189,652.04/8,887.68
  6. Step 6: Final answer
    x = 6,772.26

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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.