Home / 2,901.88-4,351.19-927.05

Finding the Fourth Proportional to 2,901.88, 4,351.19 and 927.05

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Solution

The fourth proportional to 2,901.88, 4,351.19 and 927.05 is: 1,390.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.88 : 4,351.19 = 927.05 : x
  2. Step 2: Convert to fraction form
    2,901.88/4,351.19 = 927.05/x
  3. Step 3: Cross multiply
    2,901.88x = 4,351.19 × 927.05
  4. Step 4: Simplify right side
    2,901.88x = 4,033,746.62
  5. Step 5: Solve for x
    x = 4,033,746.62/2,901.88
  6. Step 6: Final answer
    x = 1,390.05

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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.