Home / 7,011.30-10,513.87-2,625.68

Finding the Fourth Proportional to 7,011.30, 10,513.87 and 2,625.68

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Solution

The fourth proportional to 7,011.30, 10,513.87 and 2,625.68 is: 3,937.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011.30 : 10,513.87 = 2,625.68 : x
  2. Step 2: Convert to fraction form
    7,011.30/10,513.87 = 2,625.68/x
  3. Step 3: Cross multiply
    7,011.30x = 10,513.87 × 2,625.68
  4. Step 4: Simplify right side
    7,011.30x = 27,606,087.75
  5. Step 5: Solve for x
    x = 27,606,087.75/7,011.30
  6. Step 6: Final answer
    x = 3,937.37

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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.