Home / 3,015.23-4,523.18-934.74

Finding the Fourth Proportional to 3,015.23, 4,523.18 and 934.74

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Solution

The fourth proportional to 3,015.23, 4,523.18 and 934.74 is: 1,402.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.23 : 4,523.18 = 934.74 : x
  2. Step 2: Convert to fraction form
    3,015.23/4,523.18 = 934.74/x
  3. Step 3: Cross multiply
    3,015.23x = 4,523.18 × 934.74
  4. Step 4: Simplify right side
    3,015.23x = 4,227,992.60
  5. Step 5: Solve for x
    x = 4,227,992.60/3,015.23
  6. Step 6: Final answer
    x = 1,402.21

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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.