Home / 10,441.94-15,663.01-8,359.23

Finding the Fourth Proportional to 10,441.94, 15,663.01 and 8,359.23

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Solution

The fourth proportional to 10,441.94, 15,663.01 and 8,359.23 is: 12,538.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,441.94 : 15,663.01 = 8,359.23 : x
  2. Step 2: Convert to fraction form
    10,441.94/15,663.01 = 8,359.23/x
  3. Step 3: Cross multiply
    10,441.94x = 15,663.01 × 8,359.23
  4. Step 4: Simplify right side
    10,441.94x = 130,930,703.08
  5. Step 5: Solve for x
    x = 130,930,703.08/10,441.94
  6. Step 6: Final answer
    x = 12,538.93

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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.