Home / 7,462.72-11,206.96-5,507.92

Finding the Fourth Proportional to 7,462.72, 11,206.96 and 5,507.92

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Solution

The fourth proportional to 7,462.72, 11,206.96 and 5,507.92 is: 8,271.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,462.72 : 11,206.96 = 5,507.92 : x
  2. Step 2: Convert to fraction form
    7,462.72/11,206.96 = 5,507.92/x
  3. Step 3: Cross multiply
    7,462.72x = 11,206.96 × 5,507.92
  4. Step 4: Simplify right side
    7,462.72x = 61,727,039.12
  5. Step 5: Solve for x
    x = 61,727,039.12/7,462.72
  6. Step 6: Final answer
    x = 8,271.39

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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.