Home / 2,028.08-3,041.58-931.88

Finding the Fourth Proportional to 2,028.08, 3,041.58 and 931.88

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Solution

The fourth proportional to 2,028.08, 3,041.58 and 931.88 is: 1,397.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.08 : 3,041.58 = 931.88 : x
  2. Step 2: Convert to fraction form
    2,028.08/3,041.58 = 931.88/x
  3. Step 3: Cross multiply
    2,028.08x = 3,041.58 × 931.88
  4. Step 4: Simplify right side
    2,028.08x = 2,834,387.57
  5. Step 5: Solve for x
    x = 2,834,387.57/2,028.08
  6. Step 6: Final answer
    x = 1,397.57

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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.