Home / 10,193.08-14,047.40-7,951.40

Finding the Fourth Proportional to 10,193.08, 14,047.40 and 7,951.40

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Solution

The fourth proportional to 10,193.08, 14,047.40 and 7,951.40 is: 10,958.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,193.08 : 14,047.40 = 7,951.40 : x
  2. Step 2: Convert to fraction form
    10,193.08/14,047.40 = 7,951.40/x
  3. Step 3: Cross multiply
    10,193.08x = 14,047.40 × 7,951.40
  4. Step 4: Simplify right side
    10,193.08x = 111,696,496.36
  5. Step 5: Solve for x
    x = 111,696,496.36/10,193.08
  6. Step 6: Final answer
    x = 10,958.07

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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.