Home / 9,214.07-12,715.38-5,022.32

Finding the Fourth Proportional to 9,214.07, 12,715.38 and 5,022.32

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Solution

The fourth proportional to 9,214.07, 12,715.38 and 5,022.32 is: 6,930.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214.07 : 12,715.38 = 5,022.32 : x
  2. Step 2: Convert to fraction form
    9,214.07/12,715.38 = 5,022.32/x
  3. Step 3: Cross multiply
    9,214.07x = 12,715.38 × 5,022.32
  4. Step 4: Simplify right side
    9,214.07x = 63,860,643.70
  5. Step 5: Solve for x
    x = 63,860,643.70/9,214.07
  6. Step 6: Final answer
    x = 6,930.78

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1.5x scale

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.