Home / 3,138.16-4,710.65-2,360.38

Finding the Fourth Proportional to 3,138.16, 4,710.65 and 2,360.38

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Solution

The fourth proportional to 3,138.16, 4,710.65 and 2,360.38 is: 3,543.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138.16 : 4,710.65 = 2,360.38 : x
  2. Step 2: Convert to fraction form
    3,138.16/4,710.65 = 2,360.38/x
  3. Step 3: Cross multiply
    3,138.16x = 4,710.65 × 2,360.38
  4. Step 4: Simplify right side
    3,138.16x = 11,118,912.25
  5. Step 5: Solve for x
    x = 11,118,912.25/3,138.16
  6. Step 6: Final answer
    x = 3,543.13

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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.