Home / 5,301.25-7,952.15-1,603.38

Finding the Fourth Proportional to 5,301.25, 7,952.15 and 1,603.38

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Solution

The fourth proportional to 5,301.25, 7,952.15 and 1,603.38 is: 2,405.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301.25 : 7,952.15 = 1,603.38 : x
  2. Step 2: Convert to fraction form
    5,301.25/7,952.15 = 1,603.38/x
  3. Step 3: Cross multiply
    5,301.25x = 7,952.15 × 1,603.38
  4. Step 4: Simplify right side
    5,301.25x = 12,750,336.40
  5. Step 5: Solve for x
    x = 12,750,336.40/5,301.25
  6. Step 6: Final answer
    x = 2,405.16

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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.