Home / 1,449.16-2,170.14-1,014.28

Finding the Fourth Proportional to 1,449.16, 2,170.14 and 1,014.28

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Solution

The fourth proportional to 1,449.16, 2,170.14 and 1,014.28 is: 1,518.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449.16 : 2,170.14 = 1,014.28 : x
  2. Step 2: Convert to fraction form
    1,449.16/2,170.14 = 1,014.28/x
  3. Step 3: Cross multiply
    1,449.16x = 2,170.14 × 1,014.28
  4. Step 4: Simplify right side
    1,449.16x = 2,201,129.60
  5. Step 5: Solve for x
    x = 2,201,129.60/1,449.16
  6. Step 6: Final answer
    x = 1,518.90

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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.