Home / 8,861.95-12,229.64-4,883.01

Finding the Fourth Proportional to 8,861.95, 12,229.64 and 4,883.01

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Solution

The fourth proportional to 8,861.95, 12,229.64 and 4,883.01 is: 6,738.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861.95 : 12,229.64 = 4,883.01 : x
  2. Step 2: Convert to fraction form
    8,861.95/12,229.64 = 4,883.01/x
  3. Step 3: Cross multiply
    8,861.95x = 12,229.64 × 4,883.01
  4. Step 4: Simplify right side
    8,861.95x = 59,717,454.42
  5. Step 5: Solve for x
    x = 59,717,454.42/8,861.95
  6. Step 6: Final answer
    x = 6,738.64

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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.