Home / 2,844.11-3,924.77-1,585.10

Finding the Fourth Proportional to 2,844.11, 3,924.77 and 1,585.10

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Solution

The fourth proportional to 2,844.11, 3,924.77 and 1,585.10 is: 2,187.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.11 : 3,924.77 = 1,585.10 : x
  2. Step 2: Convert to fraction form
    2,844.11/3,924.77 = 1,585.10/x
  3. Step 3: Cross multiply
    2,844.11x = 3,924.77 × 1,585.10
  4. Step 4: Simplify right side
    2,844.11x = 6,221,125.38
  5. Step 5: Solve for x
    x = 6,221,125.38/2,844.11
  6. Step 6: Final answer
    x = 2,187.38

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Half scale
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Double scale
Find fourth proportional to 2,845.11, 3,926.14 and 1,586.10
Similar ratio
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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.