Home / 9,179.80-12,670.15-6,036.28

Finding the Fourth Proportional to 9,179.80, 12,670.15 and 6,036.28

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Solution

The fourth proportional to 9,179.80, 12,670.15 and 6,036.28 is: 8,331.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179.80 : 12,670.15 = 6,036.28 : x
  2. Step 2: Convert to fraction form
    9,179.80/12,670.15 = 6,036.28/x
  3. Step 3: Cross multiply
    9,179.80x = 12,670.15 × 6,036.28
  4. Step 4: Simplify right side
    9,179.80x = 76,480,573.04
  5. Step 5: Solve for x
    x = 76,480,573.04/9,179.80
  6. Step 6: Final answer
    x = 8,331.40

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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.