Home / 9,881.42-14,826.29-4,331.90

Finding the Fourth Proportional to 9,881.42, 14,826.29 and 4,331.90

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Solution

The fourth proportional to 9,881.42, 14,826.29 and 4,331.90 is: 6,499.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881.42 : 14,826.29 = 4,331.90 : x
  2. Step 2: Convert to fraction form
    9,881.42/14,826.29 = 4,331.90/x
  3. Step 3: Cross multiply
    9,881.42x = 14,826.29 × 4,331.90
  4. Step 4: Simplify right side
    9,881.42x = 64,226,005.65
  5. Step 5: Solve for x
    x = 64,226,005.65/9,881.42
  6. Step 6: Final answer
    x = 6,499.67

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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.