Home / 8,030.58-11,086.68-5,514.18

Finding the Fourth Proportional to 8,030.58, 11,086.68 and 5,514.18

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Solution

The fourth proportional to 8,030.58, 11,086.68 and 5,514.18 is: 7,612.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,030.58 : 11,086.68 = 5,514.18 : x
  2. Step 2: Convert to fraction form
    8,030.58/11,086.68 = 5,514.18/x
  3. Step 3: Cross multiply
    8,030.58x = 11,086.68 × 5,514.18
  4. Step 4: Simplify right side
    8,030.58x = 61,133,949.12
  5. Step 5: Solve for x
    x = 61,133,949.12/8,030.58
  6. Step 6: Final answer
    x = 7,612.64

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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.