Home / 10,725.30-16,085.79-6,824.34

Finding the Fourth Proportional to 10,725.30, 16,085.79 and 6,824.34

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Solution

The fourth proportional to 10,725.30, 16,085.79 and 6,824.34 is: 10,235.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,725.30 : 16,085.79 = 6,824.34 : x
  2. Step 2: Convert to fraction form
    10,725.30/16,085.79 = 6,824.34/x
  3. Step 3: Cross multiply
    10,725.30x = 16,085.79 × 6,824.34
  4. Step 4: Simplify right side
    10,725.30x = 109,774,900.13
  5. Step 5: Solve for x
    x = 109,774,900.13/10,725.30
  6. Step 6: Final answer
    x = 10,235.14

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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.