Home / 10,553.84-15,832.66-3,533.18

Finding the Fourth Proportional to 10,553.84, 15,832.66 and 3,533.18

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Solution

The fourth proportional to 10,553.84, 15,832.66 and 3,533.18 is: 5,300.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,553.84 : 15,832.66 = 3,533.18 : x
  2. Step 2: Convert to fraction form
    10,553.84/15,832.66 = 3,533.18/x
  3. Step 3: Cross multiply
    10,553.84x = 15,832.66 × 3,533.18
  4. Step 4: Simplify right side
    10,553.84x = 55,939,637.66
  5. Step 5: Solve for x
    x = 55,939,637.66/10,553.84
  6. Step 6: Final answer
    x = 5,300.41

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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.