Home / 3,115.24-4,663.32-2,017.42

Finding the Fourth Proportional to 3,115.24, 4,663.32 and 2,017.42

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Solution

The fourth proportional to 3,115.24, 4,663.32 and 2,017.42 is: 3,019.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115.24 : 4,663.32 = 2,017.42 : x
  2. Step 2: Convert to fraction form
    3,115.24/4,663.32 = 2,017.42/x
  3. Step 3: Cross multiply
    3,115.24x = 4,663.32 × 2,017.42
  4. Step 4: Simplify right side
    3,115.24x = 9,407,875.03
  5. Step 5: Solve for x
    x = 9,407,875.03/3,115.24
  6. Step 6: Final answer
    x = 3,019.95

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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.