Home / 9,264.11-12,784.45-5,015.15

Finding the Fourth Proportional to 9,264.11, 12,784.45 and 5,015.15

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Solution

The fourth proportional to 9,264.11, 12,784.45 and 5,015.15 is: 6,920.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,264.11 : 12,784.45 = 5,015.15 : x
  2. Step 2: Convert to fraction form
    9,264.11/12,784.45 = 5,015.15/x
  3. Step 3: Cross multiply
    9,264.11x = 12,784.45 × 5,015.15
  4. Step 4: Simplify right side
    9,264.11x = 64,115,914.99
  5. Step 5: Solve for x
    x = 64,115,914.99/9,264.11
  6. Step 6: Final answer
    x = 6,920.89

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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.