Home / 1,347.78-2,024.01-1,144.74

Finding the Fourth Proportional to 1,347.78, 2,024.01 and 1,144.74

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Solution

The fourth proportional to 1,347.78, 2,024.01 and 1,144.74 is: 1,719.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347.78 : 2,024.01 = 1,144.74 : x
  2. Step 2: Convert to fraction form
    1,347.78/2,024.01 = 1,144.74/x
  3. Step 3: Cross multiply
    1,347.78x = 2,024.01 × 1,144.74
  4. Step 4: Simplify right side
    1,347.78x = 2,316,965.21
  5. Step 5: Solve for x
    x = 2,316,965.21/1,347.78
  6. Step 6: Final answer
    x = 1,719.10

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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.