Home / 5,635.16-7,776.29-3,082.87

Finding the Fourth Proportional to 5,635.16, 7,776.29 and 3,082.87

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Solution

The fourth proportional to 5,635.16, 7,776.29 and 3,082.87 is: 4,254.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635.16 : 7,776.29 = 3,082.87 : x
  2. Step 2: Convert to fraction form
    5,635.16/7,776.29 = 3,082.87/x
  3. Step 3: Cross multiply
    5,635.16x = 7,776.29 × 3,082.87
  4. Step 4: Simplify right side
    5,635.16x = 23,973,291.24
  5. Step 5: Solve for x
    x = 23,973,291.24/5,635.16
  6. Step 6: Final answer
    x = 4,254.24

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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.