Home / 4,377.12-6,040.48-2,488.80

Finding the Fourth Proportional to 4,377.12, 6,040.48 and 2,488.80

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Solution

The fourth proportional to 4,377.12, 6,040.48 and 2,488.80 is: 3,434.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.12 : 6,040.48 = 2,488.80 : x
  2. Step 2: Convert to fraction form
    4,377.12/6,040.48 = 2,488.80/x
  3. Step 3: Cross multiply
    4,377.12x = 6,040.48 × 2,488.80
  4. Step 4: Simplify right side
    4,377.12x = 15,033,546.62
  5. Step 5: Solve for x
    x = 15,033,546.62/4,377.12
  6. Step 6: Final answer
    x = 3,434.57

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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.