Home / 7,737.08-10,665.94-5,079.84

Finding the Fourth Proportional to 7,737.08, 10,665.94 and 5,079.84

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Solution

The fourth proportional to 7,737.08, 10,665.94 and 5,079.84 is: 7,002.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,737.08 : 10,665.94 = 5,079.84 : x
  2. Step 2: Convert to fraction form
    7,737.08/10,665.94 = 5,079.84/x
  3. Step 3: Cross multiply
    7,737.08x = 10,665.94 × 5,079.84
  4. Step 4: Simplify right side
    7,737.08x = 54,181,268.65
  5. Step 5: Solve for x
    x = 54,181,268.65/7,737.08
  6. Step 6: Final answer
    x = 7,002.81

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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.