Home / 5,747.02-7,929.45-4,049.38

Finding the Fourth Proportional to 5,747.02, 7,929.45 and 4,049.38

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Solution

The fourth proportional to 5,747.02, 7,929.45 and 4,049.38 is: 5,587.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,747.02 : 7,929.45 = 4,049.38 : x
  2. Step 2: Convert to fraction form
    5,747.02/7,929.45 = 4,049.38/x
  3. Step 3: Cross multiply
    5,747.02x = 7,929.45 × 4,049.38
  4. Step 4: Simplify right side
    5,747.02x = 32,109,356.24
  5. Step 5: Solve for x
    x = 32,109,356.24/5,747.02
  6. Step 6: Final answer
    x = 5,587.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.