Home / 8,298.09-11,451.26-4,521.42

Finding the Fourth Proportional to 8,298.09, 11,451.26 and 4,521.42

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Solution

The fourth proportional to 8,298.09, 11,451.26 and 4,521.42 is: 6,239.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298.09 : 11,451.26 = 4,521.42 : x
  2. Step 2: Convert to fraction form
    8,298.09/11,451.26 = 4,521.42/x
  3. Step 3: Cross multiply
    8,298.09x = 11,451.26 × 4,521.42
  4. Step 4: Simplify right side
    8,298.09x = 51,775,955.99
  5. Step 5: Solve for x
    x = 51,775,955.99/8,298.09
  6. Step 6: Final answer
    x = 6,239.50

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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.