Home / 2,031.18-2,803.03-1,146.97

Finding the Fourth Proportional to 2,031.18, 2,803.03 and 1,146.97

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Solution

The fourth proportional to 2,031.18, 2,803.03 and 1,146.97 is: 1,582.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.18 : 2,803.03 = 1,146.97 : x
  2. Step 2: Convert to fraction form
    2,031.18/2,803.03 = 1,146.97/x
  3. Step 3: Cross multiply
    2,031.18x = 2,803.03 × 1,146.97
  4. Step 4: Simplify right side
    2,031.18x = 3,214,991.32
  5. Step 5: Solve for x
    x = 3,214,991.32/2,031.18
  6. Step 6: Final answer
    x = 1,582.82

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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.