Home / 4,111.80-5,672.90-2,343.02

Finding the Fourth Proportional to 4,111.80, 5,672.90 and 2,343.02

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Solution

The fourth proportional to 4,111.80, 5,672.90 and 2,343.02 is: 3,232.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111.80 : 5,672.90 = 2,343.02 : x
  2. Step 2: Convert to fraction form
    4,111.80/5,672.90 = 2,343.02/x
  3. Step 3: Cross multiply
    4,111.80x = 5,672.90 × 2,343.02
  4. Step 4: Simplify right side
    4,111.80x = 13,291,718.16
  5. Step 5: Solve for x
    x = 13,291,718.16/4,111.80
  6. Step 6: Final answer
    x = 3,232.58

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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.