Home / 7,860.32-10,846.83-4,322.85

Finding the Fourth Proportional to 7,860.32, 10,846.83 and 4,322.85

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Solution

The fourth proportional to 7,860.32, 10,846.83 and 4,322.85 is: 5,965.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.32 : 10,846.83 = 4,322.85 : x
  2. Step 2: Convert to fraction form
    7,860.32/10,846.83 = 4,322.85/x
  3. Step 3: Cross multiply
    7,860.32x = 10,846.83 × 4,322.85
  4. Step 4: Simplify right side
    7,860.32x = 46,889,219.07
  5. Step 5: Solve for x
    x = 46,889,219.07/7,860.32
  6. Step 6: Final answer
    x = 5,965.31

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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.