Home / 3,509.27-4,842.61-1,937.06

Finding the Fourth Proportional to 3,509.27, 4,842.61 and 1,937.06

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Solution

The fourth proportional to 3,509.27, 4,842.61 and 1,937.06 is: 2,673.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509.27 : 4,842.61 = 1,937.06 : x
  2. Step 2: Convert to fraction form
    3,509.27/4,842.61 = 1,937.06/x
  3. Step 3: Cross multiply
    3,509.27x = 4,842.61 × 1,937.06
  4. Step 4: Simplify right side
    3,509.27x = 9,380,397.07
  5. Step 5: Solve for x
    x = 9,380,397.07/3,509.27
  6. Step 6: Final answer
    x = 2,673.04

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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.