Home / 7,919.93-10,927.63-5,049.83

Finding the Fourth Proportional to 7,919.93, 10,927.63 and 5,049.83

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Solution

The fourth proportional to 7,919.93, 10,927.63 and 5,049.83 is: 6,967.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,919.93 : 10,927.63 = 5,049.83 : x
  2. Step 2: Convert to fraction form
    7,919.93/10,927.63 = 5,049.83/x
  3. Step 3: Cross multiply
    7,919.93x = 10,927.63 × 5,049.83
  4. Step 4: Simplify right side
    7,919.93x = 55,182,673.80
  5. Step 5: Solve for x
    x = 55,182,673.80/7,919.93
  6. Step 6: Final answer
    x = 6,967.57

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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.