Home / 7,003.45-10,502.88-2,560.09

Finding the Fourth Proportional to 7,003.45, 10,502.88 and 2,560.09

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Solution

The fourth proportional to 7,003.45, 10,502.88 and 2,560.09 is: 3,839.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003.45 : 10,502.88 = 2,560.09 : x
  2. Step 2: Convert to fraction form
    7,003.45/10,502.88 = 2,560.09/x
  3. Step 3: Cross multiply
    7,003.45x = 10,502.88 × 2,560.09
  4. Step 4: Simplify right side
    7,003.45x = 26,888,318.06
  5. Step 5: Solve for x
    x = 26,888,318.06/7,003.45
  6. Step 6: Final answer
    x = 3,839.30

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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.