Home / 5,319.30-7,341.53-3,082.54

Finding the Fourth Proportional to 5,319.30, 7,341.53 and 3,082.54

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Solution

The fourth proportional to 5,319.30, 7,341.53 and 3,082.54 is: 4,254.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.30 : 7,341.53 = 3,082.54 : x
  2. Step 2: Convert to fraction form
    5,319.30/7,341.53 = 3,082.54/x
  3. Step 3: Cross multiply
    5,319.30x = 7,341.53 × 3,082.54
  4. Step 4: Simplify right side
    5,319.30x = 22,630,548.55
  5. Step 5: Solve for x
    x = 22,630,548.55/5,319.30
  6. Step 6: Final answer
    x = 4,254.42

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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.