Home / 10,464.26-15,671.78-4,905.63

Finding the Fourth Proportional to 10,464.26, 15,671.78 and 4,905.63

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Solution

The fourth proportional to 10,464.26, 15,671.78 and 4,905.63 is: 7,346.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,464.26 : 15,671.78 = 4,905.63 : x
  2. Step 2: Convert to fraction form
    10,464.26/15,671.78 = 4,905.63/x
  3. Step 3: Cross multiply
    10,464.26x = 15,671.78 × 4,905.63
  4. Step 4: Simplify right side
    10,464.26x = 76,879,947.99
  5. Step 5: Solve for x
    x = 76,879,947.99/10,464.26
  6. Step 6: Final answer
    x = 7,346.91

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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.