Home / 9,415.51-14,120.56-3,793.17

Finding the Fourth Proportional to 9,415.51, 14,120.56 and 3,793.17

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Solution

The fourth proportional to 9,415.51, 14,120.56 and 3,793.17 is: 5,688.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,415.51 : 14,120.56 = 3,793.17 : x
  2. Step 2: Convert to fraction form
    9,415.51/14,120.56 = 3,793.17/x
  3. Step 3: Cross multiply
    9,415.51x = 14,120.56 × 3,793.17
  4. Step 4: Simplify right side
    9,415.51x = 53,561,684.58
  5. Step 5: Solve for x
    x = 53,561,684.58/9,415.51
  6. Step 6: Final answer
    x = 5,688.67

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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.