Home / 7,249.49-10,875.94-2,319.17

Finding the Fourth Proportional to 7,249.49, 10,875.94 and 2,319.17

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Solution

The fourth proportional to 7,249.49, 10,875.94 and 2,319.17 is: 3,479.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249.49 : 10,875.94 = 2,319.17 : x
  2. Step 2: Convert to fraction form
    7,249.49/10,875.94 = 2,319.17/x
  3. Step 3: Cross multiply
    7,249.49x = 10,875.94 × 2,319.17
  4. Step 4: Simplify right side
    7,249.49x = 25,223,153.77
  5. Step 5: Solve for x
    x = 25,223,153.77/7,249.49
  6. Step 6: Final answer
    x = 3,479.30

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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.