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Finding the Fourth Proportional to 2,844.32, 3,925.01 and 1,585.32

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Solution

The fourth proportional to 2,844.32, 3,925.01 and 1,585.32 is: 2,187.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.32 : 3,925.01 = 1,585.32 : x
  2. Step 2: Convert to fraction form
    2,844.32/3,925.01 = 1,585.32/x
  3. Step 3: Cross multiply
    2,844.32x = 3,925.01 × 1,585.32
  4. Step 4: Simplify right side
    2,844.32x = 6,222,399.26
  5. Step 5: Solve for x
    x = 6,222,399.26/2,844.32
  6. Step 6: Final answer
    x = 2,187.66

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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.