Home / 7,056.24-9,737.58-3,912.42

Finding the Fourth Proportional to 7,056.24, 9,737.58 and 3,912.42

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Solution

The fourth proportional to 7,056.24, 9,737.58 and 3,912.42 is: 5,399.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,056.24 : 9,737.58 = 3,912.42 : x
  2. Step 2: Convert to fraction form
    7,056.24/9,737.58 = 3,912.42/x
  3. Step 3: Cross multiply
    7,056.24x = 9,737.58 × 3,912.42
  4. Step 4: Simplify right side
    7,056.24x = 38,097,502.74
  5. Step 5: Solve for x
    x = 38,097,502.74/7,056.24
  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.