Home / 4,818.76-7,229.20-1,740.76

Finding the Fourth Proportional to 4,818.76, 7,229.20 and 1,740.76

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Solution

The fourth proportional to 4,818.76, 7,229.20 and 1,740.76 is: 2,611.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.76 : 7,229.20 = 1,740.76 : x
  2. Step 2: Convert to fraction form
    4,818.76/7,229.20 = 1,740.76/x
  3. Step 3: Cross multiply
    4,818.76x = 7,229.20 × 1,740.76
  4. Step 4: Simplify right side
    4,818.76x = 12,584,302.19
  5. Step 5: Solve for x
    x = 12,584,302.19/4,818.76
  6. Step 6: Final answer
    x = 2,611.52

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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.