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Finding the Fourth Proportional to 3,903.66, 5,855.49 and 1,595.16

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Solution

The fourth proportional to 3,903.66, 5,855.49 and 1,595.16 is: 2,392.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903.66 : 5,855.49 = 1,595.16 : x
  2. Step 2: Convert to fraction form
    3,903.66/5,855.49 = 1,595.16/x
  3. Step 3: Cross multiply
    3,903.66x = 5,855.49 × 1,595.16
  4. Step 4: Simplify right side
    3,903.66x = 9,340,443.43
  5. Step 5: Solve for x
    x = 9,340,443.43/3,903.66
  6. Step 6: Final answer
    x = 2,392.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.