Home / 9,170.64-13,746.63-3,616.35

Finding the Fourth Proportional to 9,170.64, 13,746.63 and 3,616.35

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Solution

The fourth proportional to 9,170.64, 13,746.63 and 3,616.35 is: 5,420.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170.64 : 13,746.63 = 3,616.35 : x
  2. Step 2: Convert to fraction form
    9,170.64/13,746.63 = 3,616.35/x
  3. Step 3: Cross multiply
    9,170.64x = 13,746.63 × 3,616.35
  4. Step 4: Simplify right side
    9,170.64x = 49,712,625.40
  5. Step 5: Solve for x
    x = 49,712,625.40/9,170.64
  6. Step 6: Final answer
    x = 5,420.85

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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.