Home / 4,302.24-6,454.24-1,380.76

Finding the Fourth Proportional to 4,302.24, 6,454.24 and 1,380.76

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Solution

The fourth proportional to 4,302.24, 6,454.24 and 1,380.76 is: 2,071.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,302.24 : 6,454.24 = 1,380.76 : x
  2. Step 2: Convert to fraction form
    4,302.24/6,454.24 = 1,380.76/x
  3. Step 3: Cross multiply
    4,302.24x = 6,454.24 × 1,380.76
  4. Step 4: Simplify right side
    4,302.24x = 8,911,756.42
  5. Step 5: Solve for x
    x = 8,911,756.42/4,302.24
  6. Step 6: Final answer
    x = 2,071.42

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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.