Home / 10,392.86-15,579.48-3,462.50

Finding the Fourth Proportional to 10,392.86, 15,579.48 and 3,462.50

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Solution

The fourth proportional to 10,392.86, 15,579.48 and 3,462.50 is: 5,190.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,392.86 : 15,579.48 = 3,462.50 : x
  2. Step 2: Convert to fraction form
    10,392.86/15,579.48 = 3,462.50/x
  3. Step 3: Cross multiply
    10,392.86x = 15,579.48 × 3,462.50
  4. Step 4: Simplify right side
    10,392.86x = 53,943,949.50
  5. Step 5: Solve for x
    x = 53,943,949.50/10,392.86
  6. Step 6: Final answer
    x = 5,190.48

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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.