Home / 4,702.11-7,053.16-1,239.36

Finding the Fourth Proportional to 4,702.11, 7,053.16 and 1,239.36

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Solution

The fourth proportional to 4,702.11, 7,053.16 and 1,239.36 is: 1,859.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702.11 : 7,053.16 = 1,239.36 : x
  2. Step 2: Convert to fraction form
    4,702.11/7,053.16 = 1,239.36/x
  3. Step 3: Cross multiply
    4,702.11x = 7,053.16 × 1,239.36
  4. Step 4: Simplify right side
    4,702.11x = 8,741,404.38
  5. Step 5: Solve for x
    x = 8,741,404.38/4,702.11
  6. Step 6: Final answer
    x = 1,859.04

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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.