Home / 2,637.14-3,639.27-1,458.29

Finding the Fourth Proportional to 2,637.14, 3,639.27 and 1,458.29

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Solution

The fourth proportional to 2,637.14, 3,639.27 and 1,458.29 is: 2,012.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637.14 : 3,639.27 = 1,458.29 : x
  2. Step 2: Convert to fraction form
    2,637.14/3,639.27 = 1,458.29/x
  3. Step 3: Cross multiply
    2,637.14x = 3,639.27 × 1,458.29
  4. Step 4: Simplify right side
    2,637.14x = 5,307,092.85
  5. Step 5: Solve for x
    x = 5,307,092.85/2,637.14
  6. Step 6: Final answer
    x = 2,012.45

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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.