Home / 7,005.96-10,505.88-3,718.26

Finding the Fourth Proportional to 7,005.96, 10,505.88 and 3,718.26

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Solution

The fourth proportional to 7,005.96, 10,505.88 and 3,718.26 is: 5,575.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,005.96 : 10,505.88 = 3,718.26 : x
  2. Step 2: Convert to fraction form
    7,005.96/10,505.88 = 3,718.26/x
  3. Step 3: Cross multiply
    7,005.96x = 10,505.88 × 3,718.26
  4. Step 4: Simplify right side
    7,005.96x = 39,063,593.37
  5. Step 5: Solve for x
    x = 39,063,593.37/7,005.96
  6. Step 6: Final answer
    x = 5,575.77

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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.