Home / 7,833.09-10,808.88-4,847.84

Finding the Fourth Proportional to 7,833.09, 10,808.88 and 4,847.84

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Solution

The fourth proportional to 7,833.09, 10,808.88 and 4,847.84 is: 6,689.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,833.09 : 10,808.88 = 4,847.84 : x
  2. Step 2: Convert to fraction form
    7,833.09/10,808.88 = 4,847.84/x
  3. Step 3: Cross multiply
    7,833.09x = 10,808.88 × 4,847.84
  4. Step 4: Simplify right side
    7,833.09x = 52,399,666.77
  5. Step 5: Solve for x
    x = 52,399,666.77/7,833.09
  6. Step 6: Final answer
    x = 6,689.53

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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.