Home / 2,612.10-3,937.35-2,461.53

Finding the Fourth Proportional to 2,612.10, 3,937.35 and 2,461.53

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Solution

The fourth proportional to 2,612.10, 3,937.35 and 2,461.53 is: 3,710.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,612.10 : 3,937.35 = 2,461.53 : x
  2. Step 2: Convert to fraction form
    2,612.10/3,937.35 = 2,461.53/x
  3. Step 3: Cross multiply
    2,612.10x = 3,937.35 × 2,461.53
  4. Step 4: Simplify right side
    2,612.10x = 9,691,905.15
  5. Step 5: Solve for x
    x = 9,691,905.15/2,612.10
  6. Step 6: Final answer
    x = 3,710.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.