Home / 7,923.81-11,885.23-2,377.25

Finding the Fourth Proportional to 7,923.81, 11,885.23 and 2,377.25

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Solution

The fourth proportional to 7,923.81, 11,885.23 and 2,377.25 is: 3,565.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.81 : 11,885.23 = 2,377.25 : x
  2. Step 2: Convert to fraction form
    7,923.81/11,885.23 = 2,377.25/x
  3. Step 3: Cross multiply
    7,923.81x = 11,885.23 × 2,377.25
  4. Step 4: Simplify right side
    7,923.81x = 28,254,151.13
  5. Step 5: Solve for x
    x = 28,254,151.13/7,923.81
  6. Step 6: Final answer
    x = 3,565.73

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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.