Home / 10,577.32-14,589.86-8,335.72

Finding the Fourth Proportional to 10,577.32, 14,589.86 and 8,335.72

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Solution

The fourth proportional to 10,577.32, 14,589.86 and 8,335.72 is: 11,497.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,577.32 : 14,589.86 = 8,335.72 : x
  2. Step 2: Convert to fraction form
    10,577.32/14,589.86 = 8,335.72/x
  3. Step 3: Cross multiply
    10,577.32x = 14,589.86 × 8,335.72
  4. Step 4: Simplify right side
    10,577.32x = 121,616,987.80
  5. Step 5: Solve for x
    x = 121,616,987.80/10,577.32
  6. Step 6: Final answer
    x = 11,497.90

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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.