Home / 1,576.68-2,374.26-1,168.72

Finding the Fourth Proportional to 1,576.68, 2,374.26 and 1,168.72

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Solution

The fourth proportional to 1,576.68, 2,374.26 and 1,168.72 is: 1,759.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576.68 : 2,374.26 = 1,168.72 : x
  2. Step 2: Convert to fraction form
    1,576.68/2,374.26 = 1,168.72/x
  3. Step 3: Cross multiply
    1,576.68x = 2,374.26 × 1,168.72
  4. Step 4: Simplify right side
    1,576.68x = 2,774,845.15
  5. Step 5: Solve for x
    x = 2,774,845.15/1,576.68
  6. Step 6: Final answer
    x = 1,759.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.