Home / 5,529.30-7,630.62-3,011.61

Finding the Fourth Proportional to 5,529.30, 7,630.62 and 3,011.61

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Solution

The fourth proportional to 5,529.30, 7,630.62 and 3,011.61 is: 4,156.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529.30 : 7,630.62 = 3,011.61 : x
  2. Step 2: Convert to fraction form
    5,529.30/7,630.62 = 3,011.61/x
  3. Step 3: Cross multiply
    5,529.30x = 7,630.62 × 3,011.61
  4. Step 4: Simplify right side
    5,529.30x = 22,980,485.76
  5. Step 5: Solve for x
    x = 22,980,485.76/5,529.30
  6. Step 6: Final answer
    x = 4,156.13

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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.