Home / 9,187.83-13,787.08-3,641.76

Finding the Fourth Proportional to 9,187.83, 13,787.08 and 3,641.76

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Solution

The fourth proportional to 9,187.83, 13,787.08 and 3,641.76 is: 5,464.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187.83 : 13,787.08 = 3,641.76 : x
  2. Step 2: Convert to fraction form
    9,187.83/13,787.08 = 3,641.76/x
  3. Step 3: Cross multiply
    9,187.83x = 13,787.08 × 3,641.76
  4. Step 4: Simplify right side
    9,187.83x = 50,209,227.36
  5. Step 5: Solve for x
    x = 50,209,227.36/9,187.83
  6. Step 6: Final answer
    x = 5,464.75

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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.