Home / 9,882.40-14,823.69-2,956.90

Finding the Fourth Proportional to 9,882.40, 14,823.69 and 2,956.90

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Solution

The fourth proportional to 9,882.40, 14,823.69 and 2,956.90 is: 4,435.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,882.40 : 14,823.69 = 2,956.90 : x
  2. Step 2: Convert to fraction form
    9,882.40/14,823.69 = 2,956.90/x
  3. Step 3: Cross multiply
    9,882.40x = 14,823.69 × 2,956.90
  4. Step 4: Simplify right side
    9,882.40x = 43,832,168.96
  5. Step 5: Solve for x
    x = 43,832,168.96/9,882.40
  6. Step 6: Final answer
    x = 4,435.38

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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.