Home / 6,488.39-9,733.27-2,977.80

Finding the Fourth Proportional to 6,488.39, 9,733.27 and 2,977.80

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Solution

The fourth proportional to 6,488.39, 9,733.27 and 2,977.80 is: 4,467.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,488.39 : 9,733.27 = 2,977.80 : x
  2. Step 2: Convert to fraction form
    6,488.39/9,733.27 = 2,977.80/x
  3. Step 3: Cross multiply
    6,488.39x = 9,733.27 × 2,977.80
  4. Step 4: Simplify right side
    6,488.39x = 28,983,729.54
  5. Step 5: Solve for x
    x = 28,983,729.54/6,488.39
  6. Step 6: Final answer
    x = 4,467.01

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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.