Home / 7,860.06-10,834.29-5,965.47

Finding the Fourth Proportional to 7,860.06, 10,834.29 and 5,965.47

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Solution

The fourth proportional to 7,860.06, 10,834.29 and 5,965.47 is: 8,222.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.06 : 10,834.29 = 5,965.47 : x
  2. Step 2: Convert to fraction form
    7,860.06/10,834.29 = 5,965.47/x
  3. Step 3: Cross multiply
    7,860.06x = 10,834.29 × 5,965.47
  4. Step 4: Simplify right side
    7,860.06x = 64,631,631.97
  5. Step 5: Solve for x
    x = 64,631,631.97/7,860.06
  6. Step 6: Final answer
    x = 8,222.79

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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.