Home / 7,005.24-10,504.80-3,717.60

Finding the Fourth Proportional to 7,005.24, 10,504.80 and 3,717.60

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Solution

The fourth proportional to 7,005.24, 10,504.80 and 3,717.60 is: 5,574.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,005.24 : 10,504.80 = 3,717.60 : x
  2. Step 2: Convert to fraction form
    7,005.24/10,504.80 = 3,717.60/x
  3. Step 3: Cross multiply
    7,005.24x = 10,504.80 × 3,717.60
  4. Step 4: Simplify right side
    7,005.24x = 39,052,644.48
  5. Step 5: Solve for x
    x = 39,052,644.48/7,005.24
  6. Step 6: Final answer
    x = 5,574.78

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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.