Home / 3,015.23-4,521.21-934.34

Finding the Fourth Proportional to 3,015.23, 4,521.21 and 934.34

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Solution

The fourth proportional to 3,015.23, 4,521.21 and 934.34 is: 1,401.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.23 : 4,521.21 = 934.34 : x
  2. Step 2: Convert to fraction form
    3,015.23/4,521.21 = 934.34/x
  3. Step 3: Cross multiply
    3,015.23x = 4,521.21 × 934.34
  4. Step 4: Simplify right side
    3,015.23x = 4,224,324.75
  5. Step 5: Solve for x
    x = 4,224,324.75/3,015.23
  6. Step 6: Final answer
    x = 1,401.00

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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.