Home / 7,834.90-10,808.48-4,849.64

Finding the Fourth Proportional to 7,834.90, 10,808.48 and 4,849.64

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Solution

The fourth proportional to 7,834.90, 10,808.48 and 4,849.64 is: 6,690.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834.90 : 10,808.48 = 4,849.64 : x
  2. Step 2: Convert to fraction form
    7,834.90/10,808.48 = 4,849.64/x
  3. Step 3: Cross multiply
    7,834.90x = 10,808.48 × 4,849.64
  4. Step 4: Simplify right side
    7,834.90x = 52,417,236.95
  5. Step 5: Solve for x
    x = 52,417,236.95/7,834.90
  6. Step 6: Final answer
    x = 6,690.22

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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.