Home / 7,763.75-11,641.50-5,688.83

Finding the Fourth Proportional to 7,763.75, 11,641.50 and 5,688.83

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Solution

The fourth proportional to 7,763.75, 11,641.50 and 5,688.83 is: 8,530.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,763.75 : 11,641.50 = 5,688.83 : x
  2. Step 2: Convert to fraction form
    7,763.75/11,641.50 = 5,688.83/x
  3. Step 3: Cross multiply
    7,763.75x = 11,641.50 × 5,688.83
  4. Step 4: Simplify right side
    7,763.75x = 66,226,456.24
  5. Step 5: Solve for x
    x = 66,226,456.24/7,763.75
  6. Step 6: Final answer
    x = 8,530.21

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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.