Home / 5,387.19-7,434.33-3,029.34

Finding the Fourth Proportional to 5,387.19, 7,434.33 and 3,029.34

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Solution

The fourth proportional to 5,387.19, 7,434.33 and 3,029.34 is: 4,180.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387.19 : 7,434.33 = 3,029.34 : x
  2. Step 2: Convert to fraction form
    5,387.19/7,434.33 = 3,029.34/x
  3. Step 3: Cross multiply
    5,387.19x = 7,434.33 × 3,029.34
  4. Step 4: Simplify right side
    5,387.19x = 22,521,113.24
  5. Step 5: Solve for x
    x = 22,521,113.24/5,387.19
  6. Step 6: Final answer
    x = 4,180.49

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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.