Home / 1,823.47-2,514.19-1,264.42

Finding the Fourth Proportional to 1,823.47, 2,514.19 and 1,264.42

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Solution

The fourth proportional to 1,823.47, 2,514.19 and 1,264.42 is: 1,743.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.47 : 2,514.19 = 1,264.42 : x
  2. Step 2: Convert to fraction form
    1,823.47/2,514.19 = 1,264.42/x
  3. Step 3: Cross multiply
    1,823.47x = 2,514.19 × 1,264.42
  4. Step 4: Simplify right side
    1,823.47x = 3,178,973.23
  5. Step 5: Solve for x
    x = 3,178,973.23/1,823.47
  6. Step 6: Final answer
    x = 1,743.37

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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.