Home / 4,376.94-6,560.84-1,911.11

Finding the Fourth Proportional to 4,376.94, 6,560.84 and 1,911.11

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Solution

The fourth proportional to 4,376.94, 6,560.84 and 1,911.11 is: 2,864.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.94 : 6,560.84 = 1,911.11 : x
  2. Step 2: Convert to fraction form
    4,376.94/6,560.84 = 1,911.11/x
  3. Step 3: Cross multiply
    4,376.94x = 6,560.84 × 1,911.11
  4. Step 4: Simplify right side
    4,376.94x = 12,538,444.57
  5. Step 5: Solve for x
    x = 12,538,444.57/4,376.94
  6. Step 6: Final answer
    x = 2,864.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.