Home / 10,160.16-14,009.94-8,822.04

Finding the Fourth Proportional to 10,160.16, 14,009.94 and 8,822.04

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Solution

The fourth proportional to 10,160.16, 14,009.94 and 8,822.04 is: 12,164.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,160.16 : 14,009.94 = 8,822.04 : x
  2. Step 2: Convert to fraction form
    10,160.16/14,009.94 = 8,822.04/x
  3. Step 3: Cross multiply
    10,160.16x = 14,009.94 × 8,822.04
  4. Step 4: Simplify right side
    10,160.16x = 123,596,251.08
  5. Step 5: Solve for x
    x = 123,596,251.08/10,160.16
  6. Step 6: Final answer
    x = 12,164.79

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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.