Home / 6,454.41-9,682.88-2,071.53

Finding the Fourth Proportional to 6,454.41, 9,682.88 and 2,071.53

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Solution

The fourth proportional to 6,454.41, 9,682.88 and 2,071.53 is: 3,107.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,454.41 : 9,682.88 = 2,071.53 : x
  2. Step 2: Convert to fraction form
    6,454.41/9,682.88 = 2,071.53/x
  3. Step 3: Cross multiply
    6,454.41x = 9,682.88 × 2,071.53
  4. Step 4: Simplify right side
    6,454.41x = 20,058,366.05
  5. Step 5: Solve for x
    x = 20,058,366.05/6,454.41
  6. Step 6: Final answer
    x = 3,107.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.