Home / 5,101.84-7,045.89-3,512.59

Finding the Fourth Proportional to 5,101.84, 7,045.89 and 3,512.59

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Solution

The fourth proportional to 5,101.84, 7,045.89 and 3,512.59 is: 4,851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101.84 : 7,045.89 = 3,512.59 : x
  2. Step 2: Convert to fraction form
    5,101.84/7,045.89 = 3,512.59/x
  3. Step 3: Cross multiply
    5,101.84x = 7,045.89 × 3,512.59
  4. Step 4: Simplify right side
    5,101.84x = 24,749,291.97
  5. Step 5: Solve for x
    x = 24,749,291.97/5,101.84
  6. Step 6: Final answer
    x = 4,851.05

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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.