Home / 10,309.37-15,464.09-2,518.18

Finding the Fourth Proportional to 10,309.37, 15,464.09 and 2,518.18

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Solution

The fourth proportional to 10,309.37, 15,464.09 and 2,518.18 is: 3,777.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,309.37 : 15,464.09 = 2,518.18 : x
  2. Step 2: Convert to fraction form
    10,309.37/15,464.09 = 2,518.18/x
  3. Step 3: Cross multiply
    10,309.37x = 15,464.09 × 2,518.18
  4. Step 4: Simplify right side
    10,309.37x = 38,941,310.91
  5. Step 5: Solve for x
    x = 38,941,310.91/10,309.37
  6. Step 6: Final answer
    x = 3,777.28

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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.