Home / 10,410.88-15,622.80-3,490.24

Finding the Fourth Proportional to 10,410.88, 15,622.80 and 3,490.24

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Solution

The fourth proportional to 10,410.88, 15,622.80 and 3,490.24 is: 5,237.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,410.88 : 15,622.80 = 3,490.24 : x
  2. Step 2: Convert to fraction form
    10,410.88/15,622.80 = 3,490.24/x
  3. Step 3: Cross multiply
    10,410.88x = 15,622.80 × 3,490.24
  4. Step 4: Simplify right side
    10,410.88x = 54,527,321.47
  5. Step 5: Solve for x
    x = 54,527,321.47/10,410.88
  6. Step 6: Final answer
    x = 5,237.53

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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.