Home / 6,823.34-9,416.75-3,838.99

Finding the Fourth Proportional to 6,823.34, 9,416.75 and 3,838.99

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Solution

The fourth proportional to 6,823.34, 9,416.75 and 3,838.99 is: 5,298.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,823.34 : 9,416.75 = 3,838.99 : x
  2. Step 2: Convert to fraction form
    6,823.34/9,416.75 = 3,838.99/x
  3. Step 3: Cross multiply
    6,823.34x = 9,416.75 × 3,838.99
  4. Step 4: Simplify right side
    6,823.34x = 36,150,809.08
  5. Step 5: Solve for x
    x = 36,150,809.08/6,823.34
  6. Step 6: Final answer
    x = 5,298.11

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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.