Home / 7,770.92-10,720.26-4,582.04

Finding the Fourth Proportional to 7,770.92, 10,720.26 and 4,582.04

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Solution

The fourth proportional to 7,770.92, 10,720.26 and 4,582.04 is: 6,321.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770.92 : 10,720.26 = 4,582.04 : x
  2. Step 2: Convert to fraction form
    7,770.92/10,720.26 = 4,582.04/x
  3. Step 3: Cross multiply
    7,770.92x = 10,720.26 × 4,582.04
  4. Step 4: Simplify right side
    7,770.92x = 49,120,606.53
  5. Step 5: Solve for x
    x = 49,120,606.53/7,770.92
  6. Step 6: Final answer
    x = 6,321.08

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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.