Home / 11,135.63-15,367.40-6,099.86

Finding the Fourth Proportional to 11,135.63, 15,367.40 and 6,099.86

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Solution

The fourth proportional to 11,135.63, 15,367.40 and 6,099.86 is: 8,417.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.63 : 15,367.40 = 6,099.86 : x
  2. Step 2: Convert to fraction form
    11,135.63/15,367.40 = 6,099.86/x
  3. Step 3: Cross multiply
    11,135.63x = 15,367.40 × 6,099.86
  4. Step 4: Simplify right side
    11,135.63x = 93,738,881.23
  5. Step 5: Solve for x
    x = 93,738,881.23/11,135.63
  6. Step 6: Final answer
    x = 8,417.92

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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.