Home / 10,633.24-15,910.98-8,903.08

Finding the Fourth Proportional to 10,633.24, 15,910.98 and 8,903.08

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Solution

The fourth proportional to 10,633.24, 15,910.98 and 8,903.08 is: 13,322.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,633.24 : 15,910.98 = 8,903.08 : x
  2. Step 2: Convert to fraction form
    10,633.24/15,910.98 = 8,903.08/x
  3. Step 3: Cross multiply
    10,633.24x = 15,910.98 × 8,903.08
  4. Step 4: Simplify right side
    10,633.24x = 141,656,727.82
  5. Step 5: Solve for x
    x = 141,656,727.82/10,633.24
  6. Step 6: Final answer
    x = 13,322.07

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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.