Home / 5,125.56-7,688.34-3,957.27

Finding the Fourth Proportional to 5,125.56, 7,688.34 and 3,957.27

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Solution

The fourth proportional to 5,125.56, 7,688.34 and 3,957.27 is: 5,935.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.56 : 7,688.34 = 3,957.27 : x
  2. Step 2: Convert to fraction form
    5,125.56/7,688.34 = 3,957.27/x
  3. Step 3: Cross multiply
    5,125.56x = 7,688.34 × 3,957.27
  4. Step 4: Simplify right side
    5,125.56x = 30,424,837.23
  5. Step 5: Solve for x
    x = 30,424,837.23/5,125.56
  6. Step 6: Final answer
    x = 5,935.91

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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.