Home / 7,809.52-10,777.39-4,452.27

Finding the Fourth Proportional to 7,809.52, 10,777.39 and 4,452.27

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Solution

The fourth proportional to 7,809.52, 10,777.39 and 4,452.27 is: 6,144.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,809.52 : 10,777.39 = 4,452.27 : x
  2. Step 2: Convert to fraction form
    7,809.52/10,777.39 = 4,452.27/x
  3. Step 3: Cross multiply
    7,809.52x = 10,777.39 × 4,452.27
  4. Step 4: Simplify right side
    7,809.52x = 47,983,774.03
  5. Step 5: Solve for x
    x = 47,983,774.03/7,809.52
  6. Step 6: Final answer
    x = 6,144.27

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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.