Home / 9,340.66-14,011.18-3,790.21

Finding the Fourth Proportional to 9,340.66, 14,011.18 and 3,790.21

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Solution

The fourth proportional to 9,340.66, 14,011.18 and 3,790.21 is: 5,685.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,340.66 : 14,011.18 = 3,790.21 : x
  2. Step 2: Convert to fraction form
    9,340.66/14,011.18 = 3,790.21/x
  3. Step 3: Cross multiply
    9,340.66x = 14,011.18 × 3,790.21
  4. Step 4: Simplify right side
    9,340.66x = 53,105,225.54
  5. Step 5: Solve for x
    x = 53,105,225.54/9,340.66
  6. Step 6: Final answer
    x = 5,685.39

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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.