Home / 8,298.58-11,451.89-4,521.77

Finding the Fourth Proportional to 8,298.58, 11,451.89 and 4,521.77

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Solution

The fourth proportional to 8,298.58, 11,451.89 and 4,521.77 is: 6,239.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298.58 : 11,451.89 = 4,521.77 : x
  2. Step 2: Convert to fraction form
    8,298.58/11,451.89 = 4,521.77/x
  3. Step 3: Cross multiply
    8,298.58x = 11,451.89 × 4,521.77
  4. Step 4: Simplify right side
    8,298.58x = 51,782,812.65
  5. Step 5: Solve for x
    x = 51,782,812.65/8,298.58
  6. Step 6: Final answer
    x = 6,239.96

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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.