Home / 7,723.48-11,588.12-3,565.48

Finding the Fourth Proportional to 7,723.48, 11,588.12 and 3,565.48

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Solution

The fourth proportional to 7,723.48, 11,588.12 and 3,565.48 is: 5,349.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.48 : 11,588.12 = 3,565.48 : x
  2. Step 2: Convert to fraction form
    7,723.48/11,588.12 = 3,565.48/x
  3. Step 3: Cross multiply
    7,723.48x = 11,588.12 × 3,565.48
  4. Step 4: Simplify right side
    7,723.48x = 41,317,210.10
  5. Step 5: Solve for x
    x = 41,317,210.10/7,723.48
  6. Step 6: Final answer
    x = 5,349.56

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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.