Home / 2,024.55-3,015.55-1,929.75

Finding the Fourth Proportional to 2,024.55, 3,015.55 and 1,929.75

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Solution

The fourth proportional to 2,024.55, 3,015.55 and 1,929.75 is: 2,874.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.55 : 3,015.55 = 1,929.75 : x
  2. Step 2: Convert to fraction form
    2,024.55/3,015.55 = 1,929.75/x
  3. Step 3: Cross multiply
    2,024.55x = 3,015.55 × 1,929.75
  4. Step 4: Simplify right side
    2,024.55x = 5,819,257.61
  5. Step 5: Solve for x
    x = 5,819,257.61/2,024.55
  6. Step 6: Final answer
    x = 2,874.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.