Home / 10,702.08-16,046.96-4,127.40

Finding the Fourth Proportional to 10,702.08, 16,046.96 and 4,127.40

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Solution

The fourth proportional to 10,702.08, 16,046.96 and 4,127.40 is: 6,188.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,702.08 : 16,046.96 = 4,127.40 : x
  2. Step 2: Convert to fraction form
    10,702.08/16,046.96 = 4,127.40/x
  3. Step 3: Cross multiply
    10,702.08x = 16,046.96 × 4,127.40
  4. Step 4: Simplify right side
    10,702.08x = 66,232,202.07
  5. Step 5: Solve for x
    x = 66,232,202.07/10,702.08
  6. Step 6: Final answer
    x = 6,188.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.