Home / 1,842.21-2,542.29-1,444.35

Finding the Fourth Proportional to 1,842.21, 2,542.29 and 1,444.35

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Solution

The fourth proportional to 1,842.21, 2,542.29 and 1,444.35 is: 1,993.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842.21 : 2,542.29 = 1,444.35 : x
  2. Step 2: Convert to fraction form
    1,842.21/2,542.29 = 1,444.35/x
  3. Step 3: Cross multiply
    1,842.21x = 2,542.29 × 1,444.35
  4. Step 4: Simplify right side
    1,842.21x = 3,671,946.38
  5. Step 5: Solve for x
    x = 3,671,946.38/1,842.21
  6. Step 6: Final answer
    x = 1,993.23

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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.