Home / 2,518.56-3,775.59-1,347.66

Finding the Fourth Proportional to 2,518.56, 3,775.59 and 1,347.66

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Solution

The fourth proportional to 2,518.56, 3,775.59 and 1,347.66 is: 2,020.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518.56 : 3,775.59 = 1,347.66 : x
  2. Step 2: Convert to fraction form
    2,518.56/3,775.59 = 1,347.66/x
  3. Step 3: Cross multiply
    2,518.56x = 3,775.59 × 1,347.66
  4. Step 4: Simplify right side
    2,518.56x = 5,088,211.62
  5. Step 5: Solve for x
    x = 5,088,211.62/2,518.56
  6. Step 6: Final answer
    x = 2,020.29

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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.