Home / 9,519.53-14,279.90-2,945.16

Finding the Fourth Proportional to 9,519.53, 14,279.90 and 2,945.16

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Solution

The fourth proportional to 9,519.53, 14,279.90 and 2,945.16 is: 4,417.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519.53 : 14,279.90 = 2,945.16 : x
  2. Step 2: Convert to fraction form
    9,519.53/14,279.90 = 2,945.16/x
  3. Step 3: Cross multiply
    9,519.53x = 14,279.90 × 2,945.16
  4. Step 4: Simplify right side
    9,519.53x = 42,056,575.56
  5. Step 5: Solve for x
    x = 42,056,575.56/9,519.53
  6. Step 6: Final answer
    x = 4,417.93

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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.