Home / 8,612.16-11,884.12-4,834.76

Finding the Fourth Proportional to 8,612.16, 11,884.12 and 4,834.76

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Solution

The fourth proportional to 8,612.16, 11,884.12 and 4,834.76 is: 6,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,612.16 : 11,884.12 = 4,834.76 : x
  2. Step 2: Convert to fraction form
    8,612.16/11,884.12 = 4,834.76/x
  3. Step 3: Cross multiply
    8,612.16x = 11,884.12 × 4,834.76
  4. Step 4: Simplify right side
    8,612.16x = 57,456,868.01
  5. Step 5: Solve for x
    x = 57,456,868.01/8,612.16
  6. Step 6: Final answer
    x = 6,671.60

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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.