Home / 9,700.62-13,391.97-6,530.58

Finding the Fourth Proportional to 9,700.62, 13,391.97 and 6,530.58

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Solution

The fourth proportional to 9,700.62, 13,391.97 and 6,530.58 is: 9,015.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,700.62 : 13,391.97 = 6,530.58 : x
  2. Step 2: Convert to fraction form
    9,700.62/13,391.97 = 6,530.58/x
  3. Step 3: Cross multiply
    9,700.62x = 13,391.97 × 6,530.58
  4. Step 4: Simplify right side
    9,700.62x = 87,457,331.44
  5. Step 5: Solve for x
    x = 87,457,331.44/9,700.62
  6. Step 6: Final answer
    x = 9,015.64

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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.