Home / 11,258.97-15,538.73-7,066.41

Finding the Fourth Proportional to 11,258.97, 15,538.73 and 7,066.41

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Solution

The fourth proportional to 11,258.97, 15,538.73 and 7,066.41 is: 9,752.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,258.97 : 15,538.73 = 7,066.41 : x
  2. Step 2: Convert to fraction form
    11,258.97/15,538.73 = 7,066.41/x
  3. Step 3: Cross multiply
    11,258.97x = 15,538.73 × 7,066.41
  4. Step 4: Simplify right side
    11,258.97x = 109,803,037.06
  5. Step 5: Solve for x
    x = 109,803,037.06/11,258.97
  6. Step 6: Final answer
    x = 9,752.49

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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.