Home / 7,741.32-10,682.08-4,338.51

Finding the Fourth Proportional to 7,741.32, 10,682.08 and 4,338.51

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Solution

The fourth proportional to 7,741.32, 10,682.08 and 4,338.51 is: 5,986.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741.32 : 10,682.08 = 4,338.51 : x
  2. Step 2: Convert to fraction form
    7,741.32/10,682.08 = 4,338.51/x
  3. Step 3: Cross multiply
    7,741.32x = 10,682.08 × 4,338.51
  4. Step 4: Simplify right side
    7,741.32x = 46,344,320.08
  5. Step 5: Solve for x
    x = 46,344,320.08/7,741.32
  6. Step 6: Final answer
    x = 5,986.62

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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.