Home / 5,328.27-7,353.14-2,970.56

Finding the Fourth Proportional to 5,328.27, 7,353.14 and 2,970.56

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Solution

The fourth proportional to 5,328.27, 7,353.14 and 2,970.56 is: 4,099.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.27 : 7,353.14 = 2,970.56 : x
  2. Step 2: Convert to fraction form
    5,328.27/7,353.14 = 2,970.56/x
  3. Step 3: Cross multiply
    5,328.27x = 7,353.14 × 2,970.56
  4. Step 4: Simplify right side
    5,328.27x = 21,842,891.94
  5. Step 5: Solve for x
    x = 21,842,891.94/5,328.27
  6. Step 6: Final answer
    x = 4,099.43

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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.