Home / 11,141.24-15,374.28-6,104.50

Finding the Fourth Proportional to 11,141.24, 15,374.28 and 6,104.50

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Solution

The fourth proportional to 11,141.24, 15,374.28 and 6,104.50 is: 8,423.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,141.24 : 15,374.28 = 6,104.50 : x
  2. Step 2: Convert to fraction form
    11,141.24/15,374.28 = 6,104.50/x
  3. Step 3: Cross multiply
    11,141.24x = 15,374.28 × 6,104.50
  4. Step 4: Simplify right side
    11,141.24x = 93,852,292.26
  5. Step 5: Solve for x
    x = 93,852,292.26/11,141.24
  6. Step 6: Final answer
    x = 8,423.86

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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.