Home / 12,149.01-16,764.39-6,844.77

Finding the Fourth Proportional to 12,149.01, 16,764.39 and 6,844.77

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Solution

The fourth proportional to 12,149.01, 16,764.39 and 6,844.77 is: 9,445.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,149.01 : 16,764.39 = 6,844.77 : x
  2. Step 2: Convert to fraction form
    12,149.01/16,764.39 = 6,844.77/x
  3. Step 3: Cross multiply
    12,149.01x = 16,764.39 × 6,844.77
  4. Step 4: Simplify right side
    12,149.01x = 114,748,393.74
  5. Step 5: Solve for x
    x = 114,748,393.74/12,149.01
  6. Step 6: Final answer
    x = 9,445.08

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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.