Home / 4,774.32-7,161.48-2,718

Finding the Fourth Proportional to 4,774.32, 7,161.48 and 2,718

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Solution

The fourth proportional to 4,774.32, 7,161.48 and 2,718 is: 4,077.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774.32 : 7,161.48 = 2,718 : x
  2. Step 2: Convert to fraction form
    4,774.32/7,161.48 = 2,718/x
  3. Step 3: Cross multiply
    4,774.32x = 7,161.48 × 2,718
  4. Step 4: Simplify right side
    4,774.32x = 19,464,902.64
  5. Step 5: Solve for x
    x = 19,464,902.64/4,774.32
  6. Step 6: Final answer
    x = 4,077.00

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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.