Home / 7,737.72-11,585.98-5,277.40

Finding the Fourth Proportional to 7,737.72, 11,585.98 and 5,277.40

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Solution

The fourth proportional to 7,737.72, 11,585.98 and 5,277.40 is: 7,902.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,737.72 : 11,585.98 = 5,277.40 : x
  2. Step 2: Convert to fraction form
    7,737.72/11,585.98 = 5,277.40/x
  3. Step 3: Cross multiply
    7,737.72x = 11,585.98 × 5,277.40
  4. Step 4: Simplify right side
    7,737.72x = 61,143,850.85
  5. Step 5: Solve for x
    x = 61,143,850.85/7,737.72
  6. Step 6: Final answer
    x = 7,902.05

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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.