Home / 5,345.51-8,010.66-2,531.34

Finding the Fourth Proportional to 5,345.51, 8,010.66 and 2,531.34

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Solution

The fourth proportional to 5,345.51, 8,010.66 and 2,531.34 is: 3,793.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.51 : 8,010.66 = 2,531.34 : x
  2. Step 2: Convert to fraction form
    5,345.51/8,010.66 = 2,531.34/x
  3. Step 3: Cross multiply
    5,345.51x = 8,010.66 × 2,531.34
  4. Step 4: Simplify right side
    5,345.51x = 20,277,713.58
  5. Step 5: Solve for x
    x = 20,277,713.58/5,345.51
  6. Step 6: Final answer
    x = 3,793.41

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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.