Home / 2,374.29-3,276.63-1,576.17

Finding the Fourth Proportional to 2,374.29, 3,276.63 and 1,576.17

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Solution

The fourth proportional to 2,374.29, 3,276.63 and 1,576.17 is: 2,175.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.29 : 3,276.63 = 1,576.17 : x
  2. Step 2: Convert to fraction form
    2,374.29/3,276.63 = 1,576.17/x
  3. Step 3: Cross multiply
    2,374.29x = 3,276.63 × 1,576.17
  4. Step 4: Simplify right side
    2,374.29x = 5,164,525.91
  5. Step 5: Solve for x
    x = 5,164,525.91/2,374.29
  6. Step 6: Final answer
    x = 2,175.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.