Home / 3,621.51-5,432.97-1,541.49

Finding the Fourth Proportional to 3,621.51, 5,432.97 and 1,541.49

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Solution

The fourth proportional to 3,621.51, 5,432.97 and 1,541.49 is: 2,312.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.51 : 5,432.97 = 1,541.49 : x
  2. Step 2: Convert to fraction form
    3,621.51/5,432.97 = 1,541.49/x
  3. Step 3: Cross multiply
    3,621.51x = 5,432.97 × 1,541.49
  4. Step 4: Simplify right side
    3,621.51x = 8,374,868.93
  5. Step 5: Solve for x
    x = 8,374,868.93/3,621.51
  6. Step 6: Final answer
    x = 2,312.54

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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.