Home / 11,777.18-17,648.48-5,925.74

Finding the Fourth Proportional to 11,777.18, 17,648.48 and 5,925.74

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Solution

The fourth proportional to 11,777.18, 17,648.48 and 5,925.74 is: 8,879.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,777.18 : 17,648.48 = 5,925.74 : x
  2. Step 2: Convert to fraction form
    11,777.18/17,648.48 = 5,925.74/x
  3. Step 3: Cross multiply
    11,777.18x = 17,648.48 × 5,925.74
  4. Step 4: Simplify right side
    11,777.18x = 104,580,303.88
  5. Step 5: Solve for x
    x = 104,580,303.88/11,777.18
  6. Step 6: Final answer
    x = 8,879.91

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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.