Home / 9,089.66-13,631.58-3,541.65

Finding the Fourth Proportional to 9,089.66, 13,631.58 and 3,541.65

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Solution

The fourth proportional to 9,089.66, 13,631.58 and 3,541.65 is: 5,311.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.66 : 13,631.58 = 3,541.65 : x
  2. Step 2: Convert to fraction form
    9,089.66/13,631.58 = 3,541.65/x
  3. Step 3: Cross multiply
    9,089.66x = 13,631.58 × 3,541.65
  4. Step 4: Simplify right side
    9,089.66x = 48,278,285.31
  5. Step 5: Solve for x
    x = 48,278,285.31/9,089.66
  6. Step 6: Final answer
    x = 5,311.34

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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.