Home / 10,282.35-14,189.93-5,806.77

Finding the Fourth Proportional to 10,282.35, 14,189.93 and 5,806.77

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Solution

The fourth proportional to 10,282.35, 14,189.93 and 5,806.77 is: 8,013.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,282.35 : 14,189.93 = 5,806.77 : x
  2. Step 2: Convert to fraction form
    10,282.35/14,189.93 = 5,806.77/x
  3. Step 3: Cross multiply
    10,282.35x = 14,189.93 × 5,806.77
  4. Step 4: Simplify right side
    10,282.35x = 82,397,645.16
  5. Step 5: Solve for x
    x = 82,397,645.16/10,282.35
  6. Step 6: Final answer
    x = 8,013.51

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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.