Home / 6,081.65-9,123.01-2,187.17

Finding the Fourth Proportional to 6,081.65, 9,123.01 and 2,187.17

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Solution

The fourth proportional to 6,081.65, 9,123.01 and 2,187.17 is: 3,280.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.65 : 9,123.01 = 2,187.17 : x
  2. Step 2: Convert to fraction form
    6,081.65/9,123.01 = 2,187.17/x
  3. Step 3: Cross multiply
    6,081.65x = 9,123.01 × 2,187.17
  4. Step 4: Simplify right side
    6,081.65x = 19,953,522.70
  5. Step 5: Solve for x
    x = 19,953,522.70/6,081.65
  6. Step 6: Final answer
    x = 3,280.94

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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.