Home / 10,670.13-16,005.27-6,995.61

Finding the Fourth Proportional to 10,670.13, 16,005.27 and 6,995.61

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Solution

The fourth proportional to 10,670.13, 16,005.27 and 6,995.61 is: 10,493.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670.13 : 16,005.27 = 6,995.61 : x
  2. Step 2: Convert to fraction form
    10,670.13/16,005.27 = 6,995.61/x
  3. Step 3: Cross multiply
    10,670.13x = 16,005.27 × 6,995.61
  4. Step 4: Simplify right side
    10,670.13x = 111,966,626.86
  5. Step 5: Solve for x
    x = 111,966,626.86/10,670.13
  6. Step 6: Final answer
    x = 10,493.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.