Home / 6,575.58-9,077.49-4,221.72

Finding the Fourth Proportional to 6,575.58, 9,077.49 and 4,221.72

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Solution

The fourth proportional to 6,575.58, 9,077.49 and 4,221.72 is: 5,828.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,575.58 : 9,077.49 = 4,221.72 : x
  2. Step 2: Convert to fraction form
    6,575.58/9,077.49 = 4,221.72/x
  3. Step 3: Cross multiply
    6,575.58x = 9,077.49 × 4,221.72
  4. Step 4: Simplify right side
    6,575.58x = 38,322,621.08
  5. Step 5: Solve for x
    x = 38,322,621.08/6,575.58
  6. Step 6: Final answer
    x = 5,828.02

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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.