Home / 7,860.66-10,847.71-4,716.84

Finding the Fourth Proportional to 7,860.66, 10,847.71 and 4,716.84

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Solution

The fourth proportional to 7,860.66, 10,847.71 and 4,716.84 is: 6,509.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.66 : 10,847.71 = 4,716.84 : x
  2. Step 2: Convert to fraction form
    7,860.66/10,847.71 = 4,716.84/x
  3. Step 3: Cross multiply
    7,860.66x = 10,847.71 × 4,716.84
  4. Step 4: Simplify right side
    7,860.66x = 51,166,959.01
  5. Step 5: Solve for x
    x = 51,166,959.01/7,860.66
  6. Step 6: Final answer
    x = 6,509.25

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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.