Home / 5,576.94-7,695.75-3,217.50

Finding the Fourth Proportional to 5,576.94, 7,695.75 and 3,217.50

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Solution

The fourth proportional to 5,576.94, 7,695.75 and 3,217.50 is: 4,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.94 : 7,695.75 = 3,217.50 : x
  2. Step 2: Convert to fraction form
    5,576.94/7,695.75 = 3,217.50/x
  3. Step 3: Cross multiply
    5,576.94x = 7,695.75 × 3,217.50
  4. Step 4: Simplify right side
    5,576.94x = 24,761,075.63
  5. Step 5: Solve for x
    x = 24,761,075.63/5,576.94
  6. Step 6: Final answer
    x = 4,439.90

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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.