Home / 7,543.43-11,317.02-2,278.33

Finding the Fourth Proportional to 7,543.43, 11,317.02 and 2,278.33

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Solution

The fourth proportional to 7,543.43, 11,317.02 and 2,278.33 is: 3,418.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,543.43 : 11,317.02 = 2,278.33 : x
  2. Step 2: Convert to fraction form
    7,543.43/11,317.02 = 2,278.33/x
  3. Step 3: Cross multiply
    7,543.43x = 11,317.02 × 2,278.33
  4. Step 4: Simplify right side
    7,543.43x = 25,783,869.34
  5. Step 5: Solve for x
    x = 25,783,869.34/7,543.43
  6. Step 6: Final answer
    x = 3,418.06

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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.