Home / 8,029.36-11,079.84-4,671.52

Finding the Fourth Proportional to 8,029.36, 11,079.84 and 4,671.52

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Solution

The fourth proportional to 8,029.36, 11,079.84 and 4,671.52 is: 6,446.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029.36 : 11,079.84 = 4,671.52 : x
  2. Step 2: Convert to fraction form
    8,029.36/11,079.84 = 4,671.52/x
  3. Step 3: Cross multiply
    8,029.36x = 11,079.84 × 4,671.52
  4. Step 4: Simplify right side
    8,029.36x = 51,759,694.16
  5. Step 5: Solve for x
    x = 51,759,694.16/8,029.36
  6. Step 6: Final answer
    x = 6,446.30

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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.