Home / 9,152.90-13,719.93-3,603.99

Finding the Fourth Proportional to 9,152.90, 13,719.93 and 3,603.99

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Solution

The fourth proportional to 9,152.90, 13,719.93 and 3,603.99 is: 5,402.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152.90 : 13,719.93 = 3,603.99 : x
  2. Step 2: Convert to fraction form
    9,152.90/13,719.93 = 3,603.99/x
  3. Step 3: Cross multiply
    9,152.90x = 13,719.93 × 3,603.99
  4. Step 4: Simplify right side
    9,152.90x = 49,446,548.73
  5. Step 5: Solve for x
    x = 49,446,548.73/9,152.90
  6. Step 6: Final answer
    x = 5,402.28

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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.