Home / 7,766.33-10,705.05-5,247.65

Finding the Fourth Proportional to 7,766.33, 10,705.05 and 5,247.65

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Solution

The fourth proportional to 7,766.33, 10,705.05 and 5,247.65 is: 7,233.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.33 : 10,705.05 = 5,247.65 : x
  2. Step 2: Convert to fraction form
    7,766.33/10,705.05 = 5,247.65/x
  3. Step 3: Cross multiply
    7,766.33x = 10,705.05 × 5,247.65
  4. Step 4: Simplify right side
    7,766.33x = 56,176,355.63
  5. Step 5: Solve for x
    x = 56,176,355.63/7,766.33
  6. Step 6: Final answer
    x = 7,233.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.