Home / 6,514.32-8,987.37-4,277.43

Finding the Fourth Proportional to 6,514.32, 8,987.37 and 4,277.43

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Solution

The fourth proportional to 6,514.32, 8,987.37 and 4,277.43 is: 5,901.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514.32 : 8,987.37 = 4,277.43 : x
  2. Step 2: Convert to fraction form
    6,514.32/8,987.37 = 4,277.43/x
  3. Step 3: Cross multiply
    6,514.32x = 8,987.37 × 4,277.43
  4. Step 4: Simplify right side
    6,514.32x = 38,442,846.06
  5. Step 5: Solve for x
    x = 38,442,846.06/6,514.32
  6. Step 6: Final answer
    x = 5,901.28

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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.