Home / 1,924.19-2,656.81-1,179.17

Finding the Fourth Proportional to 1,924.19, 2,656.81 and 1,179.17

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Solution

The fourth proportional to 1,924.19, 2,656.81 and 1,179.17 is: 1,628.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.19 : 2,656.81 = 1,179.17 : x
  2. Step 2: Convert to fraction form
    1,924.19/2,656.81 = 1,179.17/x
  3. Step 3: Cross multiply
    1,924.19x = 2,656.81 × 1,179.17
  4. Step 4: Simplify right side
    1,924.19x = 3,132,830.65
  5. Step 5: Solve for x
    x = 3,132,830.65/1,924.19
  6. Step 6: Final answer
    x = 1,628.13

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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.