Home / 11,972.65-16,521.19-6,935.26

Finding the Fourth Proportional to 11,972.65, 16,521.19 and 6,935.26

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Solution

The fourth proportional to 11,972.65, 16,521.19 and 6,935.26 is: 9,570.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,972.65 : 16,521.19 = 6,935.26 : x
  2. Step 2: Convert to fraction form
    11,972.65/16,521.19 = 6,935.26/x
  3. Step 3: Cross multiply
    11,972.65x = 16,521.19 × 6,935.26
  4. Step 4: Simplify right side
    11,972.65x = 114,578,748.16
  5. Step 5: Solve for x
    x = 114,578,748.16/11,972.65
  6. Step 6: Final answer
    x = 9,570.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.