Home / 2,958.95-4,082.10-1,964.76

Finding the Fourth Proportional to 2,958.95, 4,082.10 and 1,964.76

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Solution

The fourth proportional to 2,958.95, 4,082.10 and 1,964.76 is: 2,710.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.95 : 4,082.10 = 1,964.76 : x
  2. Step 2: Convert to fraction form
    2,958.95/4,082.10 = 1,964.76/x
  3. Step 3: Cross multiply
    2,958.95x = 4,082.10 × 1,964.76
  4. Step 4: Simplify right side
    2,958.95x = 8,020,346.80
  5. Step 5: Solve for x
    x = 8,020,346.80/2,958.95
  6. Step 6: Final answer
    x = 2,710.54

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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.