Home / 5,185.01-7,154.12-3,060.79

Finding the Fourth Proportional to 5,185.01, 7,154.12 and 3,060.79

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Solution

The fourth proportional to 5,185.01, 7,154.12 and 3,060.79 is: 4,223.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185.01 : 7,154.12 = 3,060.79 : x
  2. Step 2: Convert to fraction form
    5,185.01/7,154.12 = 3,060.79/x
  3. Step 3: Cross multiply
    5,185.01x = 7,154.12 × 3,060.79
  4. Step 4: Simplify right side
    5,185.01x = 21,897,248.72
  5. Step 5: Solve for x
    x = 21,897,248.72/5,185.01
  6. Step 6: Final answer
    x = 4,223.18

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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.