Home / 7,026.40-10,536.90-2,641.48

Finding the Fourth Proportional to 7,026.40, 10,536.90 and 2,641.48

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Solution

The fourth proportional to 7,026.40, 10,536.90 and 2,641.48 is: 3,961.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026.40 : 10,536.90 = 2,641.48 : x
  2. Step 2: Convert to fraction form
    7,026.40/10,536.90 = 2,641.48/x
  3. Step 3: Cross multiply
    7,026.40x = 10,536.90 × 2,641.48
  4. Step 4: Simplify right side
    7,026.40x = 27,833,010.61
  5. Step 5: Solve for x
    x = 27,833,010.61/7,026.40
  6. Step 6: Final answer
    x = 3,961.20

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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.