Home / 2,637.46-3,959.28-1,854.26

Finding the Fourth Proportional to 2,637.46, 3,959.28 and 1,854.26

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Solution

The fourth proportional to 2,637.46, 3,959.28 and 1,854.26 is: 2,783.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637.46 : 3,959.28 = 1,854.26 : x
  2. Step 2: Convert to fraction form
    2,637.46/3,959.28 = 1,854.26/x
  3. Step 3: Cross multiply
    2,637.46x = 3,959.28 × 1,854.26
  4. Step 4: Simplify right side
    2,637.46x = 7,341,529.58
  5. Step 5: Solve for x
    x = 7,341,529.58/2,637.46
  6. Step 6: Final answer
    x = 2,783.56

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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.