Home / 3,024-4,173.12-1,921.92

Finding the Fourth Proportional to 3,024, 4,173.12 and 1,921.92

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Solution

The fourth proportional to 3,024, 4,173.12 and 1,921.92 is: 2,652.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,024 : 4,173.12 = 1,921.92 : x
  2. Step 2: Convert to fraction form
    3,024/4,173.12 = 1,921.92/x
  3. Step 3: Cross multiply
    3,024x = 4,173.12 × 1,921.92
  4. Step 4: Simplify right side
    3,024x = 8,020,402.79
  5. Step 5: Solve for x
    x = 8,020,402.79/3,024
  6. Step 6: Final answer
    x = 2,652.25

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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.