Home / 1,767.06-2,437.74-1,103.58

Finding the Fourth Proportional to 1,767.06, 2,437.74 and 1,103.58

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Solution

The fourth proportional to 1,767.06, 2,437.74 and 1,103.58 is: 1,522.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767.06 : 2,437.74 = 1,103.58 : x
  2. Step 2: Convert to fraction form
    1,767.06/2,437.74 = 1,103.58/x
  3. Step 3: Cross multiply
    1,767.06x = 2,437.74 × 1,103.58
  4. Step 4: Simplify right side
    1,767.06x = 2,690,241.11
  5. Step 5: Solve for x
    x = 2,690,241.11/1,767.06
  6. Step 6: Final answer
    x = 1,522.44

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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.