Home / 7,108.61-10,658.34-2,951.48

Finding the Fourth Proportional to 7,108.61, 10,658.34 and 2,951.48

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Solution

The fourth proportional to 7,108.61, 10,658.34 and 2,951.48 is: 4,425.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.61 : 10,658.34 = 2,951.48 : x
  2. Step 2: Convert to fraction form
    7,108.61/10,658.34 = 2,951.48/x
  3. Step 3: Cross multiply
    7,108.61x = 10,658.34 × 2,951.48
  4. Step 4: Simplify right side
    7,108.61x = 31,457,903.99
  5. Step 5: Solve for x
    x = 31,457,903.99/7,108.61
  6. Step 6: Final answer
    x = 4,425.33

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1.5x scale

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.