Home / 9,736.13-13,435.87-5,259.88

Finding the Fourth Proportional to 9,736.13, 13,435.87 and 5,259.88

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Solution

The fourth proportional to 9,736.13, 13,435.87 and 5,259.88 is: 7,258.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,736.13 : 13,435.87 = 5,259.88 : x
  2. Step 2: Convert to fraction form
    9,736.13/13,435.87 = 5,259.88/x
  3. Step 3: Cross multiply
    9,736.13x = 13,435.87 × 5,259.88
  4. Step 4: Simplify right side
    9,736.13x = 70,671,063.90
  5. Step 5: Solve for x
    x = 70,671,063.90/9,736.13
  6. Step 6: Final answer
    x = 7,258.64

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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.