Home / 4,443.65-6,665.27-1,670.11

Finding the Fourth Proportional to 4,443.65, 6,665.27 and 1,670.11

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Solution

The fourth proportional to 4,443.65, 6,665.27 and 1,670.11 is: 2,505.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443.65 : 6,665.27 = 1,670.11 : x
  2. Step 2: Convert to fraction form
    4,443.65/6,665.27 = 1,670.11/x
  3. Step 3: Cross multiply
    4,443.65x = 6,665.27 × 1,670.11
  4. Step 4: Simplify right side
    4,443.65x = 11,131,718.46
  5. Step 5: Solve for x
    x = 11,131,718.46/4,443.65
  6. Step 6: Final answer
    x = 2,505.09

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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.