Home / 7,056.10-9,737.52-3,869.69

Finding the Fourth Proportional to 7,056.10, 9,737.52 and 3,869.69

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Solution

The fourth proportional to 7,056.10, 9,737.52 and 3,869.69 is: 5,340.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,056.10 : 9,737.52 = 3,869.69 : x
  2. Step 2: Convert to fraction form
    7,056.10/9,737.52 = 3,869.69/x
  3. Step 3: Cross multiply
    7,056.10x = 9,737.52 × 3,869.69
  4. Step 4: Simplify right side
    7,056.10x = 37,681,183.77
  5. Step 5: Solve for x
    x = 37,681,183.77/7,056.10
  6. Step 6: Final answer
    x = 5,340.23

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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.