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Finding the Fourth Proportional to 7,295.52, 10,922.20 and 4,284.44

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Solution

The fourth proportional to 7,295.52, 10,922.20 and 4,284.44 is: 6,414.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,295.52 : 10,922.20 = 4,284.44 : x
  2. Step 2: Convert to fraction form
    7,295.52/10,922.20 = 4,284.44/x
  3. Step 3: Cross multiply
    7,295.52x = 10,922.20 × 4,284.44
  4. Step 4: Simplify right side
    7,295.52x = 46,795,547.64
  5. Step 5: Solve for x
    x = 46,795,547.64/7,295.52
  6. Step 6: Final answer
    x = 6,414.28

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1.5x scale

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.