Home / 8,955.81-13,432.77-2,382.66

Finding the Fourth Proportional to 8,955.81, 13,432.77 and 2,382.66

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Solution

The fourth proportional to 8,955.81, 13,432.77 and 2,382.66 is: 3,573.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,955.81 : 13,432.77 = 2,382.66 : x
  2. Step 2: Convert to fraction form
    8,955.81/13,432.77 = 2,382.66/x
  3. Step 3: Cross multiply
    8,955.81x = 13,432.77 × 2,382.66
  4. Step 4: Simplify right side
    8,955.81x = 32,005,723.77
  5. Step 5: Solve for x
    x = 32,005,723.77/8,955.81
  6. Step 6: Final answer
    x = 3,573.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.