Home / 5,953.49-8,215.78-3,300.90

Finding the Fourth Proportional to 5,953.49, 8,215.78 and 3,300.90

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Solution

The fourth proportional to 5,953.49, 8,215.78 and 3,300.90 is: 4,555.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,953.49 : 8,215.78 = 3,300.90 : x
  2. Step 2: Convert to fraction form
    5,953.49/8,215.78 = 3,300.90/x
  3. Step 3: Cross multiply
    5,953.49x = 8,215.78 × 3,300.90
  4. Step 4: Simplify right side
    5,953.49x = 27,119,451.70
  5. Step 5: Solve for x
    x = 27,119,451.70/5,953.49
  6. Step 6: Final answer
    x = 4,555.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.