Home / 10,133.23-13,977.03-8,804.65

Finding the Fourth Proportional to 10,133.23, 13,977.03 and 8,804.65

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Solution

The fourth proportional to 10,133.23, 13,977.03 and 8,804.65 is: 12,144.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.23 : 13,977.03 = 8,804.65 : x
  2. Step 2: Convert to fraction form
    10,133.23/13,977.03 = 8,804.65/x
  3. Step 3: Cross multiply
    10,133.23x = 13,977.03 × 8,804.65
  4. Step 4: Simplify right side
    10,133.23x = 123,062,857.19
  5. Step 5: Solve for x
    x = 123,062,857.19/10,133.23
  6. Step 6: Final answer
    x = 12,144.48

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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.