Home / 10,553.19-15,830.61-3,533.23

Finding the Fourth Proportional to 10,553.19, 15,830.61 and 3,533.23

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Solution

The fourth proportional to 10,553.19, 15,830.61 and 3,533.23 is: 5,300.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,553.19 : 15,830.61 = 3,533.23 : x
  2. Step 2: Convert to fraction form
    10,553.19/15,830.61 = 3,533.23/x
  3. Step 3: Cross multiply
    10,553.19x = 15,830.61 × 3,533.23
  4. Step 4: Simplify right side
    10,553.19x = 55,933,186.17
  5. Step 5: Solve for x
    x = 55,933,186.17/10,553.19
  6. Step 6: Final answer
    x = 5,300.12

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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.