Home / 10,907.39-16,345.57-4,575.44

Finding the Fourth Proportional to 10,907.39, 16,345.57 and 4,575.44

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Solution

The fourth proportional to 10,907.39, 16,345.57 and 4,575.44 is: 6,856.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,907.39 : 16,345.57 = 4,575.44 : x
  2. Step 2: Convert to fraction form
    10,907.39/16,345.57 = 4,575.44/x
  3. Step 3: Cross multiply
    10,907.39x = 16,345.57 × 4,575.44
  4. Step 4: Simplify right side
    10,907.39x = 74,788,174.80
  5. Step 5: Solve for x
    x = 74,788,174.80/10,907.39
  6. Step 6: Final answer
    x = 6,856.65

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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.