Home / 4,073.40-6,110.30-2,129.40

Finding the Fourth Proportional to 4,073.40, 6,110.30 and 2,129.40

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Solution

The fourth proportional to 4,073.40, 6,110.30 and 2,129.40 is: 3,194.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,073.40 : 6,110.30 = 2,129.40 : x
  2. Step 2: Convert to fraction form
    4,073.40/6,110.30 = 2,129.40/x
  3. Step 3: Cross multiply
    4,073.40x = 6,110.30 × 2,129.40
  4. Step 4: Simplify right side
    4,073.40x = 13,011,272.82
  5. Step 5: Solve for x
    x = 13,011,272.82/4,073.40
  6. Step 6: Final answer
    x = 3,194.20

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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.