Home / 10,514.16-15,770.02-2,722.36

Finding the Fourth Proportional to 10,514.16, 15,770.02 and 2,722.36

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Solution

The fourth proportional to 10,514.16, 15,770.02 and 2,722.36 is: 4,083.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,514.16 : 15,770.02 = 2,722.36 : x
  2. Step 2: Convert to fraction form
    10,514.16/15,770.02 = 2,722.36/x
  3. Step 3: Cross multiply
    10,514.16x = 15,770.02 × 2,722.36
  4. Step 4: Simplify right side
    10,514.16x = 42,931,671.65
  5. Step 5: Solve for x
    x = 42,931,671.65/10,514.16
  6. Step 6: Final answer
    x = 4,083.22

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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.