Home / 4,377.12-6,038.36-2,961.30

Finding the Fourth Proportional to 4,377.12, 6,038.36 and 2,961.30

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Solution

The fourth proportional to 4,377.12, 6,038.36 and 2,961.30 is: 4,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.12 : 6,038.36 = 2,961.30 : x
  2. Step 2: Convert to fraction form
    4,377.12/6,038.36 = 2,961.30/x
  3. Step 3: Cross multiply
    4,377.12x = 6,038.36 × 2,961.30
  4. Step 4: Simplify right side
    4,377.12x = 17,881,395.47
  5. Step 5: Solve for x
    x = 17,881,395.47/4,377.12
  6. Step 6: Final answer
    x = 4,085.20

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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.