Home / 4,211.19-5,812.70-2,719.08

Finding the Fourth Proportional to 4,211.19, 5,812.70 and 2,719.08

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Solution

The fourth proportional to 4,211.19, 5,812.70 and 2,719.08 is: 3,753.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.19 : 5,812.70 = 2,719.08 : x
  2. Step 2: Convert to fraction form
    4,211.19/5,812.70 = 2,719.08/x
  3. Step 3: Cross multiply
    4,211.19x = 5,812.70 × 2,719.08
  4. Step 4: Simplify right side
    4,211.19x = 15,805,182.72
  5. Step 5: Solve for x
    x = 15,805,182.72/4,211.19
  6. Step 6: Final answer
    x = 3,753.14

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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.