Home / 9,994.32-13,785.48-7,010.28

Finding the Fourth Proportional to 9,994.32, 13,785.48 and 7,010.28

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Solution

The fourth proportional to 9,994.32, 13,785.48 and 7,010.28 is: 9,669.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,994.32 : 13,785.48 = 7,010.28 : x
  2. Step 2: Convert to fraction form
    9,994.32/13,785.48 = 7,010.28/x
  3. Step 3: Cross multiply
    9,994.32x = 13,785.48 × 7,010.28
  4. Step 4: Simplify right side
    9,994.32x = 96,640,074.73
  5. Step 5: Solve for x
    x = 96,640,074.73/9,994.32
  6. Step 6: Final answer
    x = 9,669.50

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Double scale
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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.