Home / 2,852.55-4,275.99-1,393.74

Finding the Fourth Proportional to 2,852.55, 4,275.99 and 1,393.74

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Solution

The fourth proportional to 2,852.55, 4,275.99 and 1,393.74 is: 2,089.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852.55 : 4,275.99 = 1,393.74 : x
  2. Step 2: Convert to fraction form
    2,852.55/4,275.99 = 1,393.74/x
  3. Step 3: Cross multiply
    2,852.55x = 4,275.99 × 1,393.74
  4. Step 4: Simplify right side
    2,852.55x = 5,959,618.30
  5. Step 5: Solve for x
    x = 5,959,618.30/2,852.55
  6. Step 6: Final answer
    x = 2,089.22

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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.