Home / 11,605.11-16,014.87-6,570.29

Finding the Fourth Proportional to 11,605.11, 16,014.87 and 6,570.29

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Solution

The fourth proportional to 11,605.11, 16,014.87 and 6,570.29 is: 9,066.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,605.11 : 16,014.87 = 6,570.29 : x
  2. Step 2: Convert to fraction form
    11,605.11/16,014.87 = 6,570.29/x
  3. Step 3: Cross multiply
    11,605.11x = 16,014.87 × 6,570.29
  4. Step 4: Simplify right side
    11,605.11x = 105,222,260.14
  5. Step 5: Solve for x
    x = 105,222,260.14/11,605.11
  6. Step 6: Final answer
    x = 9,066.89

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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.