Home / 1,924.76-2,656.12-1,074.02

Finding the Fourth Proportional to 1,924.76, 2,656.12 and 1,074.02

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Solution

The fourth proportional to 1,924.76, 2,656.12 and 1,074.02 is: 1,482.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.76 : 2,656.12 = 1,074.02 : x
  2. Step 2: Convert to fraction form
    1,924.76/2,656.12 = 1,074.02/x
  3. Step 3: Cross multiply
    1,924.76x = 2,656.12 × 1,074.02
  4. Step 4: Simplify right side
    1,924.76x = 2,852,726.00
  5. Step 5: Solve for x
    x = 2,852,726.00/1,924.76
  6. Step 6: Final answer
    x = 1,482.12

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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.