Home / 3,014.18-4,521.27-822.93

Finding the Fourth Proportional to 3,014.18, 4,521.27 and 822.93

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Solution

The fourth proportional to 3,014.18, 4,521.27 and 822.93 is: 1,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.18 : 4,521.27 = 822.93 : x
  2. Step 2: Convert to fraction form
    3,014.18/4,521.27 = 822.93/x
  3. Step 3: Cross multiply
    3,014.18x = 4,521.27 × 822.93
  4. Step 4: Simplify right side
    3,014.18x = 3,720,691.81
  5. Step 5: Solve for x
    x = 3,720,691.81/3,014.18
  6. Step 6: Final answer
    x = 1,234.40

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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.