Home / 4,111.07-5,673.15-2,318.66

Finding the Fourth Proportional to 4,111.07, 5,673.15 and 2,318.66

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Solution

The fourth proportional to 4,111.07, 5,673.15 and 2,318.66 is: 3,199.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111.07 : 5,673.15 = 2,318.66 : x
  2. Step 2: Convert to fraction form
    4,111.07/5,673.15 = 2,318.66/x
  3. Step 3: Cross multiply
    4,111.07x = 5,673.15 × 2,318.66
  4. Step 4: Simplify right side
    4,111.07x = 13,154,077.61
  5. Step 5: Solve for x
    x = 13,154,077.61/4,111.07
  6. Step 6: Final answer
    x = 3,199.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.