Home / 2,531.16-3,777.55-2,465.55

Finding the Fourth Proportional to 2,531.16, 3,777.55 and 2,465.55

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Solution

The fourth proportional to 2,531.16, 3,777.55 and 2,465.55 is: 3,679.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.16 : 3,777.55 = 2,465.55 : x
  2. Step 2: Convert to fraction form
    2,531.16/3,777.55 = 2,465.55/x
  3. Step 3: Cross multiply
    2,531.16x = 3,777.55 × 2,465.55
  4. Step 4: Simplify right side
    2,531.16x = 9,313,732.24
  5. Step 5: Solve for x
    x = 9,313,732.24/2,531.16
  6. Step 6: Final answer
    x = 3,679.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.