Home / 4,754.20-6,560.78-2,658.34

Finding the Fourth Proportional to 4,754.20, 6,560.78 and 2,658.34

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Solution

The fourth proportional to 4,754.20, 6,560.78 and 2,658.34 is: 3,668.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,754.20 : 6,560.78 = 2,658.34 : x
  2. Step 2: Convert to fraction form
    4,754.20/6,560.78 = 2,658.34/x
  3. Step 3: Cross multiply
    4,754.20x = 6,560.78 × 2,658.34
  4. Step 4: Simplify right side
    4,754.20x = 17,440,783.91
  5. Step 5: Solve for x
    x = 17,440,783.91/4,754.20
  6. Step 6: Final answer
    x = 3,668.50

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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.