Home / 10,309.25-15,463.88-2,518.06

Finding the Fourth Proportional to 10,309.25, 15,463.88 and 2,518.06

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Solution

The fourth proportional to 10,309.25, 15,463.88 and 2,518.06 is: 3,777.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,309.25 : 15,463.88 = 2,518.06 : x
  2. Step 2: Convert to fraction form
    10,309.25/15,463.88 = 2,518.06/x
  3. Step 3: Cross multiply
    10,309.25x = 15,463.88 × 2,518.06
  4. Step 4: Simplify right side
    10,309.25x = 38,938,977.67
  5. Step 5: Solve for x
    x = 38,938,977.67/10,309.25
  6. Step 6: Final answer
    x = 3,777.09

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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.