Home / 7,895.84-10,895.83-4,911.59

Finding the Fourth Proportional to 7,895.84, 10,895.83 and 4,911.59

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Solution

The fourth proportional to 7,895.84, 10,895.83 and 4,911.59 is: 6,777.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,895.84 : 10,895.83 = 4,911.59 : x
  2. Step 2: Convert to fraction form
    7,895.84/10,895.83 = 4,911.59/x
  3. Step 3: Cross multiply
    7,895.84x = 10,895.83 × 4,911.59
  4. Step 4: Simplify right side
    7,895.84x = 53,515,849.67
  5. Step 5: Solve for x
    x = 53,515,849.67/7,895.84
  6. Step 6: Final answer
    x = 6,777.73

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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.