Home / 8,302.74-11,448.99-5,318.70

Finding the Fourth Proportional to 8,302.74, 11,448.99 and 5,318.70

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Solution

The fourth proportional to 8,302.74, 11,448.99 and 5,318.70 is: 7,334.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.74 : 11,448.99 = 5,318.70 : x
  2. Step 2: Convert to fraction form
    8,302.74/11,448.99 = 5,318.70/x
  3. Step 3: Cross multiply
    8,302.74x = 11,448.99 × 5,318.70
  4. Step 4: Simplify right side
    8,302.74x = 60,893,743.11
  5. Step 5: Solve for x
    x = 60,893,743.11/8,302.74
  6. Step 6: Final answer
    x = 7,334.17

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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.