Home / 1,504.31-2,073.74-1,293.57

Finding the Fourth Proportional to 1,504.31, 2,073.74 and 1,293.57

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Solution

The fourth proportional to 1,504.31, 2,073.74 and 1,293.57 is: 1,783.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.31 : 2,073.74 = 1,293.57 : x
  2. Step 2: Convert to fraction form
    1,504.31/2,073.74 = 1,293.57/x
  3. Step 3: Cross multiply
    1,504.31x = 2,073.74 × 1,293.57
  4. Step 4: Simplify right side
    1,504.31x = 2,682,521.38
  5. Step 5: Solve for x
    x = 2,682,521.38/1,504.31
  6. Step 6: Final answer
    x = 1,783.23

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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.