Home / 3,616.02-5,426.04-2,615.40

Finding the Fourth Proportional to 3,616.02, 5,426.04 and 2,615.40

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Solution

The fourth proportional to 3,616.02, 5,426.04 and 2,615.40 is: 3,924.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.02 : 5,426.04 = 2,615.40 : x
  2. Step 2: Convert to fraction form
    3,616.02/5,426.04 = 2,615.40/x
  3. Step 3: Cross multiply
    3,616.02x = 5,426.04 × 2,615.40
  4. Step 4: Simplify right side
    3,616.02x = 14,191,265.02
  5. Step 5: Solve for x
    x = 14,191,265.02/3,616.02
  6. Step 6: Final answer
    x = 3,924.55

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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.