Home / 4,017.12-5,541.12-2,621.76

Finding the Fourth Proportional to 4,017.12, 5,541.12 and 2,621.76

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Solution

The fourth proportional to 4,017.12, 5,541.12 and 2,621.76 is: 3,616.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,017.12 : 5,541.12 = 2,621.76 : x
  2. Step 2: Convert to fraction form
    4,017.12/5,541.12 = 2,621.76/x
  3. Step 3: Cross multiply
    4,017.12x = 5,541.12 × 2,621.76
  4. Step 4: Simplify right side
    4,017.12x = 14,527,486.77
  5. Step 5: Solve for x
    x = 14,527,486.77/4,017.12
  6. Step 6: Final answer
    x = 3,616.39

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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.