Home / 4,679.28-6,465.96-4,451.49

Finding the Fourth Proportional to 4,679.28, 6,465.96 and 4,451.49

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Solution

The fourth proportional to 4,679.28, 6,465.96 and 4,451.49 is: 6,151.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.28 : 6,465.96 = 4,451.49 : x
  2. Step 2: Convert to fraction form
    4,679.28/6,465.96 = 4,451.49/x
  3. Step 3: Cross multiply
    4,679.28x = 6,465.96 × 4,451.49
  4. Step 4: Simplify right side
    4,679.28x = 28,783,156.28
  5. Step 5: Solve for x
    x = 28,783,156.28/4,679.28
  6. Step 6: Final answer
    x = 6,151.19

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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.