Home / 4,377.59-6,566.75-1,878.88

Finding the Fourth Proportional to 4,377.59, 6,566.75 and 1,878.88

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Solution

The fourth proportional to 4,377.59, 6,566.75 and 1,878.88 is: 2,818.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.59 : 6,566.75 = 1,878.88 : x
  2. Step 2: Convert to fraction form
    4,377.59/6,566.75 = 1,878.88/x
  3. Step 3: Cross multiply
    4,377.59x = 6,566.75 × 1,878.88
  4. Step 4: Simplify right side
    4,377.59x = 12,338,141.10
  5. Step 5: Solve for x
    x = 12,338,141.10/4,377.59
  6. Step 6: Final answer
    x = 2,818.48

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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.