Home / 9,661.68-13,335.39-6,298.62

Finding the Fourth Proportional to 9,661.68, 13,335.39 and 6,298.62

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Solution

The fourth proportional to 9,661.68, 13,335.39 and 6,298.62 is: 8,693.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,661.68 : 13,335.39 = 6,298.62 : x
  2. Step 2: Convert to fraction form
    9,661.68/13,335.39 = 6,298.62/x
  3. Step 3: Cross multiply
    9,661.68x = 13,335.39 × 6,298.62
  4. Step 4: Simplify right side
    9,661.68x = 83,994,554.16
  5. Step 5: Solve for x
    x = 83,994,554.16/9,661.68
  6. Step 6: Final answer
    x = 8,693.58

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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.