Home / 1,626.32-2,244.36-927.76

Finding the Fourth Proportional to 1,626.32, 2,244.36 and 927.76

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Solution

The fourth proportional to 1,626.32, 2,244.36 and 927.76 is: 1,280.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.32 : 2,244.36 = 927.76 : x
  2. Step 2: Convert to fraction form
    1,626.32/2,244.36 = 927.76/x
  3. Step 3: Cross multiply
    1,626.32x = 2,244.36 × 927.76
  4. Step 4: Simplify right side
    1,626.32x = 2,082,227.43
  5. Step 5: Solve for x
    x = 2,082,227.43/1,626.32
  6. Step 6: Final answer
    x = 1,280.33

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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.