Home / 10,553.92-15,823.58-5,283.25

Finding the Fourth Proportional to 10,553.92, 15,823.58 and 5,283.25

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Solution

The fourth proportional to 10,553.92, 15,823.58 and 5,283.25 is: 7,921.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,553.92 : 15,823.58 = 5,283.25 : x
  2. Step 2: Convert to fraction form
    10,553.92/15,823.58 = 5,283.25/x
  3. Step 3: Cross multiply
    10,553.92x = 15,823.58 × 5,283.25
  4. Step 4: Simplify right side
    10,553.92x = 83,599,863.06
  5. Step 5: Solve for x
    x = 83,599,863.06/10,553.92
  6. Step 6: Final answer
    x = 7,921.22

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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.