Home / 1,924.48-2,656.20-1,226.08

Finding the Fourth Proportional to 1,924.48, 2,656.20 and 1,226.08

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Solution

The fourth proportional to 1,924.48, 2,656.20 and 1,226.08 is: 1,692.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.48 : 2,656.20 = 1,226.08 : x
  2. Step 2: Convert to fraction form
    1,924.48/2,656.20 = 1,226.08/x
  3. Step 3: Cross multiply
    1,924.48x = 2,656.20 × 1,226.08
  4. Step 4: Simplify right side
    1,924.48x = 3,256,713.70
  5. Step 5: Solve for x
    x = 3,256,713.70/1,924.48
  6. Step 6: Final answer
    x = 1,692.26

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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.