Home / 5,132.16-7,082.37-2,774.30

Finding the Fourth Proportional to 5,132.16, 7,082.37 and 2,774.30

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Solution

The fourth proportional to 5,132.16, 7,082.37 and 2,774.30 is: 3,828.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.16 : 7,082.37 = 2,774.30 : x
  2. Step 2: Convert to fraction form
    5,132.16/7,082.37 = 2,774.30/x
  3. Step 3: Cross multiply
    5,132.16x = 7,082.37 × 2,774.30
  4. Step 4: Simplify right side
    5,132.16x = 19,648,583.68
  5. Step 5: Solve for x
    x = 19,648,583.68/5,132.16
  6. Step 6: Final answer
    x = 3,828.52

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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.