Home / 3,712.53-5,126.45-2,653.59

Finding the Fourth Proportional to 3,712.53, 5,126.45 and 2,653.59

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Solution

The fourth proportional to 3,712.53, 5,126.45 and 2,653.59 is: 3,664.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.53 : 5,126.45 = 2,653.59 : x
  2. Step 2: Convert to fraction form
    3,712.53/5,126.45 = 2,653.59/x
  3. Step 3: Cross multiply
    3,712.53x = 5,126.45 × 2,653.59
  4. Step 4: Simplify right side
    3,712.53x = 13,603,496.46
  5. Step 5: Solve for x
    x = 13,603,496.46/3,712.53
  6. Step 6: Final answer
    x = 3,664.21

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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.