Home / 11,141.06-15,374.67-6,425.35

Finding the Fourth Proportional to 11,141.06, 15,374.67 and 6,425.35

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Solution

The fourth proportional to 11,141.06, 15,374.67 and 6,425.35 is: 8,866.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,141.06 : 15,374.67 = 6,425.35 : x
  2. Step 2: Convert to fraction form
    11,141.06/15,374.67 = 6,425.35/x
  3. Step 3: Cross multiply
    11,141.06x = 15,374.67 × 6,425.35
  4. Step 4: Simplify right side
    11,141.06x = 98,787,597.45
  5. Step 5: Solve for x
    x = 98,787,597.45/11,141.06
  6. Step 6: Final answer
    x = 8,866.98

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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.