Home / 2,073.49-3,110.27-612.68

Finding the Fourth Proportional to 2,073.49, 3,110.27 and 612.68

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Solution

The fourth proportional to 2,073.49, 3,110.27 and 612.68 is: 919.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073.49 : 3,110.27 = 612.68 : x
  2. Step 2: Convert to fraction form
    2,073.49/3,110.27 = 612.68/x
  3. Step 3: Cross multiply
    2,073.49x = 3,110.27 × 612.68
  4. Step 4: Simplify right side
    2,073.49x = 1,905,581.61
  5. Step 5: Solve for x
    x = 1,905,581.61/2,073.49
  6. Step 6: Final answer
    x = 919.02

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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.