Home / 10,647.34-14,693.11-6,170.97

Finding the Fourth Proportional to 10,647.34, 14,693.11 and 6,170.97

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Solution

The fourth proportional to 10,647.34, 14,693.11 and 6,170.97 is: 8,515.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647.34 : 14,693.11 = 6,170.97 : x
  2. Step 2: Convert to fraction form
    10,647.34/14,693.11 = 6,170.97/x
  3. Step 3: Cross multiply
    10,647.34x = 14,693.11 × 6,170.97
  4. Step 4: Simplify right side
    10,647.34x = 90,670,741.02
  5. Step 5: Solve for x
    x = 90,670,741.02/10,647.34
  6. Step 6: Final answer
    x = 8,515.81

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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.