Home / 4,502.12-6,752.70-1,215.55

Finding the Fourth Proportional to 4,502.12, 6,752.70 and 1,215.55

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Solution

The fourth proportional to 4,502.12, 6,752.70 and 1,215.55 is: 1,823.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,502.12 : 6,752.70 = 1,215.55 : x
  2. Step 2: Convert to fraction form
    4,502.12/6,752.70 = 1,215.55/x
  3. Step 3: Cross multiply
    4,502.12x = 6,752.70 × 1,215.55
  4. Step 4: Simplify right side
    4,502.12x = 8,208,244.49
  5. Step 5: Solve for x
    x = 8,208,244.49/4,502.12
  6. Step 6: Final answer
    x = 1,823.20

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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.