Home / 4,819.42-7,194.40-4,458.70

Finding the Fourth Proportional to 4,819.42, 7,194.40 and 4,458.70

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Solution

The fourth proportional to 4,819.42, 7,194.40 and 4,458.70 is: 6,655.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.42 : 7,194.40 = 4,458.70 : x
  2. Step 2: Convert to fraction form
    4,819.42/7,194.40 = 4,458.70/x
  3. Step 3: Cross multiply
    4,819.42x = 7,194.40 × 4,458.70
  4. Step 4: Simplify right side
    4,819.42x = 32,077,671.28
  5. Step 5: Solve for x
    x = 32,077,671.28/4,819.42
  6. Step 6: Final answer
    x = 6,655.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.