Home / 9,938.25-13,714.79-5,746.77

Finding the Fourth Proportional to 9,938.25, 13,714.79 and 5,746.77

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Solution

The fourth proportional to 9,938.25, 13,714.79 and 5,746.77 is: 7,930.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.25 : 13,714.79 = 5,746.77 : x
  2. Step 2: Convert to fraction form
    9,938.25/13,714.79 = 5,746.77/x
  3. Step 3: Cross multiply
    9,938.25x = 13,714.79 × 5,746.77
  4. Step 4: Simplify right side
    9,938.25x = 78,815,714.99
  5. Step 5: Solve for x
    x = 78,815,714.99/9,938.25
  6. Step 6: Final answer
    x = 7,930.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.