Home / 8,396.19-11,586.49-4,619.34

Finding the Fourth Proportional to 8,396.19, 11,586.49 and 4,619.34

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Solution

The fourth proportional to 8,396.19, 11,586.49 and 4,619.34 is: 6,374.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,396.19 : 11,586.49 = 4,619.34 : x
  2. Step 2: Convert to fraction form
    8,396.19/11,586.49 = 4,619.34/x
  3. Step 3: Cross multiply
    8,396.19x = 11,586.49 × 4,619.34
  4. Step 4: Simplify right side
    8,396.19x = 53,521,925.17
  5. Step 5: Solve for x
    x = 53,521,925.17/8,396.19
  6. Step 6: Final answer
    x = 6,374.55

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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.