Home / 5,423.44-7,484.36-3,065.36

Finding the Fourth Proportional to 5,423.44, 7,484.36 and 3,065.36

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Solution

The fourth proportional to 5,423.44, 7,484.36 and 3,065.36 is: 4,230.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.44 : 7,484.36 = 3,065.36 : x
  2. Step 2: Convert to fraction form
    5,423.44/7,484.36 = 3,065.36/x
  3. Step 3: Cross multiply
    5,423.44x = 7,484.36 × 3,065.36
  4. Step 4: Simplify right side
    5,423.44x = 22,942,257.77
  5. Step 5: Solve for x
    x = 22,942,257.77/5,423.44
  6. Step 6: Final answer
    x = 4,230.20

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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.