Home / 1,673.06-2,306.88-1,448.55

Finding the Fourth Proportional to 1,673.06, 2,306.88 and 1,448.55

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Solution

The fourth proportional to 1,673.06, 2,306.88 and 1,448.55 is: 1,997.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673.06 : 2,306.88 = 1,448.55 : x
  2. Step 2: Convert to fraction form
    1,673.06/2,306.88 = 1,448.55/x
  3. Step 3: Cross multiply
    1,673.06x = 2,306.88 × 1,448.55
  4. Step 4: Simplify right side
    1,673.06x = 3,341,631.02
  5. Step 5: Solve for x
    x = 3,341,631.02/1,673.06
  6. Step 6: Final answer
    x = 1,997.32

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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.