Home / 5,529.47-7,630.67-3,045.47

Finding the Fourth Proportional to 5,529.47, 7,630.67 and 3,045.47

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Solution

The fourth proportional to 5,529.47, 7,630.67 and 3,045.47 is: 4,202.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529.47 : 7,630.67 = 3,045.47 : x
  2. Step 2: Convert to fraction form
    5,529.47/7,630.67 = 3,045.47/x
  3. Step 3: Cross multiply
    5,529.47x = 7,630.67 × 3,045.47
  4. Step 4: Simplify right side
    5,529.47x = 23,238,923.18
  5. Step 5: Solve for x
    x = 23,238,923.18/5,529.47
  6. Step 6: Final answer
    x = 4,202.74

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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.