Home / 10,339.30-15,510.84-4,495.96

Finding the Fourth Proportional to 10,339.30, 15,510.84 and 4,495.96

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Solution

The fourth proportional to 10,339.30, 15,510.84 and 4,495.96 is: 6,744.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,339.30 : 15,510.84 = 4,495.96 : x
  2. Step 2: Convert to fraction form
    10,339.30/15,510.84 = 4,495.96/x
  3. Step 3: Cross multiply
    10,339.30x = 15,510.84 × 4,495.96
  4. Step 4: Simplify right side
    10,339.30x = 69,736,116.21
  5. Step 5: Solve for x
    x = 69,736,116.21/10,339.30
  6. Step 6: Final answer
    x = 6,744.76

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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.