Home / 2,070.97-3,113.44-1,148.18

Finding the Fourth Proportional to 2,070.97, 3,113.44 and 1,148.18

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Solution

The fourth proportional to 2,070.97, 3,113.44 and 1,148.18 is: 1,726.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070.97 : 3,113.44 = 1,148.18 : x
  2. Step 2: Convert to fraction form
    2,070.97/3,113.44 = 1,148.18/x
  3. Step 3: Cross multiply
    2,070.97x = 3,113.44 × 1,148.18
  4. Step 4: Simplify right side
    2,070.97x = 3,574,771.10
  5. Step 5: Solve for x
    x = 3,574,771.10/2,070.97
  6. Step 6: Final answer
    x = 1,726.14

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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.