Home / 9,182.04-12,671.24-4,990.32

Finding the Fourth Proportional to 9,182.04, 12,671.24 and 4,990.32

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Solution

The fourth proportional to 9,182.04, 12,671.24 and 4,990.32 is: 6,886.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,182.04 : 12,671.24 = 4,990.32 : x
  2. Step 2: Convert to fraction form
    9,182.04/12,671.24 = 4,990.32/x
  3. Step 3: Cross multiply
    9,182.04x = 12,671.24 × 4,990.32
  4. Step 4: Simplify right side
    9,182.04x = 63,233,542.40
  5. Step 5: Solve for x
    x = 63,233,542.40/9,182.04
  6. Step 6: Final answer
    x = 6,886.66

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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.