Home / 10,526.48-15,778.62-3,504.62

Finding the Fourth Proportional to 10,526.48, 15,778.62 and 3,504.62

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Solution

The fourth proportional to 10,526.48, 15,778.62 and 3,504.62 is: 5,253.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,526.48 : 15,778.62 = 3,504.62 : x
  2. Step 2: Convert to fraction form
    10,526.48/15,778.62 = 3,504.62/x
  3. Step 3: Cross multiply
    10,526.48x = 15,778.62 × 3,504.62
  4. Step 4: Simplify right side
    10,526.48x = 55,298,067.22
  5. Step 5: Solve for x
    x = 55,298,067.22/10,526.48
  6. Step 6: Final answer
    x = 5,253.23

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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.