Home / 4,764.85-6,574.42-2,876.74

Finding the Fourth Proportional to 4,764.85, 6,574.42 and 2,876.74

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Solution

The fourth proportional to 4,764.85, 6,574.42 and 2,876.74 is: 3,969.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,764.85 : 6,574.42 = 2,876.74 : x
  2. Step 2: Convert to fraction form
    4,764.85/6,574.42 = 2,876.74/x
  3. Step 3: Cross multiply
    4,764.85x = 6,574.42 × 2,876.74
  4. Step 4: Simplify right side
    4,764.85x = 18,912,896.99
  5. Step 5: Solve for x
    x = 18,912,896.99/4,764.85
  6. Step 6: Final answer
    x = 3,969.25

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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.