Home / 2,348.09-3,242.80-2,031.85

Finding the Fourth Proportional to 2,348.09, 3,242.80 and 2,031.85

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Solution

The fourth proportional to 2,348.09, 3,242.80 and 2,031.85 is: 2,806.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,348.09 : 3,242.80 = 2,031.85 : x
  2. Step 2: Convert to fraction form
    2,348.09/3,242.80 = 2,031.85/x
  3. Step 3: Cross multiply
    2,348.09x = 3,242.80 × 2,031.85
  4. Step 4: Simplify right side
    2,348.09x = 6,588,883.18
  5. Step 5: Solve for x
    x = 6,588,883.18/2,348.09
  6. Step 6: Final answer
    x = 2,806.06

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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.