Home / 10,342.08-15,514.03-2,946.38

Finding the Fourth Proportional to 10,342.08, 15,514.03 and 2,946.38

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Solution

The fourth proportional to 10,342.08, 15,514.03 and 2,946.38 is: 4,419.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.08 : 15,514.03 = 2,946.38 : x
  2. Step 2: Convert to fraction form
    10,342.08/15,514.03 = 2,946.38/x
  3. Step 3: Cross multiply
    10,342.08x = 15,514.03 × 2,946.38
  4. Step 4: Simplify right side
    10,342.08x = 45,710,153.82
  5. Step 5: Solve for x
    x = 45,710,153.82/10,342.08
  6. Step 6: Final answer
    x = 4,419.82

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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.