Home / 4,818.68-6,651.35-2,829.18

Finding the Fourth Proportional to 4,818.68, 6,651.35 and 2,829.18

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Solution

The fourth proportional to 4,818.68, 6,651.35 and 2,829.18 is: 3,905.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.68 : 6,651.35 = 2,829.18 : x
  2. Step 2: Convert to fraction form
    4,818.68/6,651.35 = 2,829.18/x
  3. Step 3: Cross multiply
    4,818.68x = 6,651.35 × 2,829.18
  4. Step 4: Simplify right side
    4,818.68x = 18,817,866.39
  5. Step 5: Solve for x
    x = 18,817,866.39/4,818.68
  6. Step 6: Final answer
    x = 3,905.19

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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.