Home / 6,966.08-10,487.12-6,353.72

Finding the Fourth Proportional to 6,966.08, 10,487.12 and 6,353.72

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Solution

The fourth proportional to 6,966.08, 10,487.12 and 6,353.72 is: 9,565.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,966.08 : 10,487.12 = 6,353.72 : x
  2. Step 2: Convert to fraction form
    6,966.08/10,487.12 = 6,353.72/x
  3. Step 3: Cross multiply
    6,966.08x = 10,487.12 × 6,353.72
  4. Step 4: Simplify right side
    6,966.08x = 66,632,187.54
  5. Step 5: Solve for x
    x = 66,632,187.54/6,966.08
  6. Step 6: Final answer
    x = 9,565.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.