Home / 5,514.32-8,309.40-4,561.76

Finding the Fourth Proportional to 5,514.32, 8,309.40 and 4,561.76

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Solution

The fourth proportional to 5,514.32, 8,309.40 and 4,561.76 is: 6,874.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.32 : 8,309.40 = 4,561.76 : x
  2. Step 2: Convert to fraction form
    5,514.32/8,309.40 = 4,561.76/x
  3. Step 3: Cross multiply
    5,514.32x = 8,309.40 × 4,561.76
  4. Step 4: Simplify right side
    5,514.32x = 37,905,488.54
  5. Step 5: Solve for x
    x = 37,905,488.54/5,514.32
  6. Step 6: Final answer
    x = 6,874.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.