Home / 4,962.15-7,443.23-1,213.92

Finding the Fourth Proportional to 4,962.15, 7,443.23 and 1,213.92

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Solution

The fourth proportional to 4,962.15, 7,443.23 and 1,213.92 is: 1,820.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,962.15 : 7,443.23 = 1,213.92 : x
  2. Step 2: Convert to fraction form
    4,962.15/7,443.23 = 1,213.92/x
  3. Step 3: Cross multiply
    4,962.15x = 7,443.23 × 1,213.92
  4. Step 4: Simplify right side
    4,962.15x = 9,035,479.69
  5. Step 5: Solve for x
    x = 9,035,479.69/4,962.15
  6. Step 6: Final answer
    x = 1,820.88

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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.