Home / 11,810.51-16,298.19-6,777.66

Finding the Fourth Proportional to 11,810.51, 16,298.19 and 6,777.66

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Solution

The fourth proportional to 11,810.51, 16,298.19 and 6,777.66 is: 9,352.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810.51 : 16,298.19 = 6,777.66 : x
  2. Step 2: Convert to fraction form
    11,810.51/16,298.19 = 6,777.66/x
  3. Step 3: Cross multiply
    11,810.51x = 16,298.19 × 6,777.66
  4. Step 4: Simplify right side
    11,810.51x = 110,463,590.44
  5. Step 5: Solve for x
    x = 110,463,590.44/11,810.51
  6. Step 6: Final answer
    x = 9,352.99

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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.