Home / 11,113.75-15,336.35-6,077.04

Finding the Fourth Proportional to 11,113.75, 15,336.35 and 6,077.04

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Solution

The fourth proportional to 11,113.75, 15,336.35 and 6,077.04 is: 8,385.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113.75 : 15,336.35 = 6,077.04 : x
  2. Step 2: Convert to fraction form
    11,113.75/15,336.35 = 6,077.04/x
  3. Step 3: Cross multiply
    11,113.75x = 15,336.35 × 6,077.04
  4. Step 4: Simplify right side
    11,113.75x = 93,199,505.34
  5. Step 5: Solve for x
    x = 93,199,505.34/11,113.75
  6. Step 6: Final answer
    x = 8,385.96

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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.