Home / 8,768.84-13,132.31-4,814.02

Finding the Fourth Proportional to 8,768.84, 13,132.31 and 4,814.02

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Solution

The fourth proportional to 8,768.84, 13,132.31 and 4,814.02 is: 7,209.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768.84 : 13,132.31 = 4,814.02 : x
  2. Step 2: Convert to fraction form
    8,768.84/13,132.31 = 4,814.02/x
  3. Step 3: Cross multiply
    8,768.84x = 13,132.31 × 4,814.02
  4. Step 4: Simplify right side
    8,768.84x = 63,219,113.25
  5. Step 5: Solve for x
    x = 63,219,113.25/8,768.84
  6. Step 6: Final answer
    x = 7,209.52

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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.