Home / 9,320.48-13,981.16-2,746.73

Finding the Fourth Proportional to 9,320.48, 13,981.16 and 2,746.73

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Solution

The fourth proportional to 9,320.48, 13,981.16 and 2,746.73 is: 4,120.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320.48 : 13,981.16 = 2,746.73 : x
  2. Step 2: Convert to fraction form
    9,320.48/13,981.16 = 2,746.73/x
  3. Step 3: Cross multiply
    9,320.48x = 13,981.16 × 2,746.73
  4. Step 4: Simplify right side
    9,320.48x = 38,402,408.57
  5. Step 5: Solve for x
    x = 38,402,408.57/9,320.48
  6. Step 6: Final answer
    x = 4,120.22

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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.