Home / 5,009.74-7,512.96-1,722.76

Finding the Fourth Proportional to 5,009.74, 7,512.96 and 1,722.76

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Solution

The fourth proportional to 5,009.74, 7,512.96 and 1,722.76 is: 2,583.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.74 : 7,512.96 = 1,722.76 : x
  2. Step 2: Convert to fraction form
    5,009.74/7,512.96 = 1,722.76/x
  3. Step 3: Cross multiply
    5,009.74x = 7,512.96 × 1,722.76
  4. Step 4: Simplify right side
    5,009.74x = 12,943,026.97
  5. Step 5: Solve for x
    x = 12,943,026.97/5,009.74
  6. Step 6: Final answer
    x = 2,583.57

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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.