Home / 3,963.56-5,468.96-2,547.50

Finding the Fourth Proportional to 3,963.56, 5,468.96 and 2,547.50

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Solution

The fourth proportional to 3,963.56, 5,468.96 and 2,547.50 is: 3,515.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.56 : 5,468.96 = 2,547.50 : x
  2. Step 2: Convert to fraction form
    3,963.56/5,468.96 = 2,547.50/x
  3. Step 3: Cross multiply
    3,963.56x = 5,468.96 × 2,547.50
  4. Step 4: Simplify right side
    3,963.56x = 13,932,175.60
  5. Step 5: Solve for x
    x = 13,932,175.60/3,963.56
  6. Step 6: Final answer
    x = 3,515.07

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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.