Home / 10,553.59-15,822.51-3,529.44

Finding the Fourth Proportional to 10,553.59, 15,822.51 and 3,529.44

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Solution

The fourth proportional to 10,553.59, 15,822.51 and 3,529.44 is: 5,291.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,553.59 : 15,822.51 = 3,529.44 : x
  2. Step 2: Convert to fraction form
    10,553.59/15,822.51 = 3,529.44/x
  3. Step 3: Cross multiply
    10,553.59x = 15,822.51 × 3,529.44
  4. Step 4: Simplify right side
    10,553.59x = 55,844,586.46
  5. Step 5: Solve for x
    x = 55,844,586.46/10,553.59
  6. Step 6: Final answer
    x = 5,291.52

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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.