Home / 7,884.04-11,830.66-4,377

Finding the Fourth Proportional to 7,884.04, 11,830.66 and 4,377

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Solution

The fourth proportional to 7,884.04, 11,830.66 and 4,377 is: 6,568.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884.04 : 11,830.66 = 4,377 : x
  2. Step 2: Convert to fraction form
    7,884.04/11,830.66 = 4,377/x
  3. Step 3: Cross multiply
    7,884.04x = 11,830.66 × 4,377
  4. Step 4: Simplify right side
    7,884.04x = 51,782,798.82
  5. Step 5: Solve for x
    x = 51,782,798.82/7,884.04
  6. Step 6: Final answer
    x = 6,568.05

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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.