Home / 4,153.34-6,229.90-1,521.45

Finding the Fourth Proportional to 4,153.34, 6,229.90 and 1,521.45

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Solution

The fourth proportional to 4,153.34, 6,229.90 and 1,521.45 is: 2,282.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.34 : 6,229.90 = 1,521.45 : x
  2. Step 2: Convert to fraction form
    4,153.34/6,229.90 = 1,521.45/x
  3. Step 3: Cross multiply
    4,153.34x = 6,229.90 × 1,521.45
  4. Step 4: Simplify right side
    4,153.34x = 9,478,481.36
  5. Step 5: Solve for x
    x = 9,478,481.36/4,153.34
  6. Step 6: Final answer
    x = 2,282.13

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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.