Home / 10,295.40-15,404.84-6,137.68

Finding the Fourth Proportional to 10,295.40, 15,404.84 and 6,137.68

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Solution

The fourth proportional to 10,295.40, 15,404.84 and 6,137.68 is: 9,183.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,295.40 : 15,404.84 = 6,137.68 : x
  2. Step 2: Convert to fraction form
    10,295.40/15,404.84 = 6,137.68/x
  3. Step 3: Cross multiply
    10,295.40x = 15,404.84 × 6,137.68
  4. Step 4: Simplify right side
    10,295.40x = 94,549,978.37
  5. Step 5: Solve for x
    x = 94,549,978.37/10,295.40
  6. Step 6: Final answer
    x = 9,183.71

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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.