Home / 3,538.85-4,884.15-2,547.41

Finding the Fourth Proportional to 3,538.85, 4,884.15 and 2,547.41

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Solution

The fourth proportional to 3,538.85, 4,884.15 and 2,547.41 is: 3,515.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.85 : 4,884.15 = 2,547.41 : x
  2. Step 2: Convert to fraction form
    3,538.85/4,884.15 = 2,547.41/x
  3. Step 3: Cross multiply
    3,538.85x = 4,884.15 × 2,547.41
  4. Step 4: Simplify right side
    3,538.85x = 12,441,908.13
  5. Step 5: Solve for x
    x = 12,441,908.13/3,538.85
  6. Step 6: Final answer
    x = 3,515.81

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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.