Home / 1,842.35-2,767.47-1,358.17

Finding the Fourth Proportional to 1,842.35, 2,767.47 and 1,358.17

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Solution

The fourth proportional to 1,842.35, 2,767.47 and 1,358.17 is: 2,040.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842.35 : 2,767.47 = 1,358.17 : x
  2. Step 2: Convert to fraction form
    1,842.35/2,767.47 = 1,358.17/x
  3. Step 3: Cross multiply
    1,842.35x = 2,767.47 × 1,358.17
  4. Step 4: Simplify right side
    1,842.35x = 3,758,682.72
  5. Step 5: Solve for x
    x = 3,758,682.72/1,842.35
  6. Step 6: Final answer
    x = 2,040.16

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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.