Home / 7,737.37-11,607.77-2,807.39

Finding the Fourth Proportional to 7,737.37, 11,607.77 and 2,807.39

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Solution

The fourth proportional to 7,737.37, 11,607.77 and 2,807.39 is: 4,211.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,737.37 : 11,607.77 = 2,807.39 : x
  2. Step 2: Convert to fraction form
    7,737.37/11,607.77 = 2,807.39/x
  3. Step 3: Cross multiply
    7,737.37x = 11,607.77 × 2,807.39
  4. Step 4: Simplify right side
    7,737.37x = 32,587,552.40
  5. Step 5: Solve for x
    x = 32,587,552.40/7,737.37
  6. Step 6: Final answer
    x = 4,211.71

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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.