Home / 11,372.49-15,693.63-6,336.45

Finding the Fourth Proportional to 11,372.49, 15,693.63 and 6,336.45

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Solution

The fourth proportional to 11,372.49, 15,693.63 and 6,336.45 is: 8,744.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,372.49 : 15,693.63 = 6,336.45 : x
  2. Step 2: Convert to fraction form
    11,372.49/15,693.63 = 6,336.45/x
  3. Step 3: Cross multiply
    11,372.49x = 15,693.63 × 6,336.45
  4. Step 4: Simplify right side
    11,372.49x = 99,441,839.19
  5. Step 5: Solve for x
    x = 99,441,839.19/11,372.49
  6. Step 6: Final answer
    x = 8,744.07

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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.