Home / 7,056.19-9,737.60-3,912.38

Finding the Fourth Proportional to 7,056.19, 9,737.60 and 3,912.38

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Solution

The fourth proportional to 7,056.19, 9,737.60 and 3,912.38 is: 5,399.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,056.19 : 9,737.60 = 3,912.38 : x
  2. Step 2: Convert to fraction form
    7,056.19/9,737.60 = 3,912.38/x
  3. Step 3: Cross multiply
    7,056.19x = 9,737.60 × 3,912.38
  4. Step 4: Simplify right side
    7,056.19x = 38,097,191.49
  5. Step 5: Solve for x
    x = 38,097,191.49/7,056.19
  6. Step 6: Final answer
    x = 5,399.12

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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.