Home / 3,077.96-4,617.40-1,617.23

Finding the Fourth Proportional to 3,077.96, 4,617.40 and 1,617.23

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Solution

The fourth proportional to 3,077.96, 4,617.40 and 1,617.23 is: 2,426.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.96 : 4,617.40 = 1,617.23 : x
  2. Step 2: Convert to fraction form
    3,077.96/4,617.40 = 1,617.23/x
  3. Step 3: Cross multiply
    3,077.96x = 4,617.40 × 1,617.23
  4. Step 4: Simplify right side
    3,077.96x = 7,467,397.80
  5. Step 5: Solve for x
    x = 7,467,397.80/3,077.96
  6. Step 6: Final answer
    x = 2,426.09

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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.