Home / 7,340.76-11,011.95-2,958.66

Finding the Fourth Proportional to 7,340.76, 11,011.95 and 2,958.66

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Solution

The fourth proportional to 7,340.76, 11,011.95 and 2,958.66 is: 4,438.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.76 : 11,011.95 = 2,958.66 : x
  2. Step 2: Convert to fraction form
    7,340.76/11,011.95 = 2,958.66/x
  3. Step 3: Cross multiply
    7,340.76x = 11,011.95 × 2,958.66
  4. Step 4: Simplify right side
    7,340.76x = 32,580,615.99
  5. Step 5: Solve for x
    x = 32,580,615.99/7,340.76
  6. Step 6: Final answer
    x = 4,438.32

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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.