Home / 10,553.50-15,830.98-3,533.23

Finding the Fourth Proportional to 10,553.50, 15,830.98 and 3,533.23

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Solution

The fourth proportional to 10,553.50, 15,830.98 and 3,533.23 is: 5,300.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,553.50 : 15,830.98 = 3,533.23 : x
  2. Step 2: Convert to fraction form
    10,553.50/15,830.98 = 3,533.23/x
  3. Step 3: Cross multiply
    10,553.50x = 15,830.98 × 3,533.23
  4. Step 4: Simplify right side
    10,553.50x = 55,934,493.47
  5. Step 5: Solve for x
    x = 55,934,493.47/10,553.50
  6. Step 6: Final answer
    x = 5,300.09

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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.