Home / 9,320.22-13,980.96-3,476.82

Finding the Fourth Proportional to 9,320.22, 13,980.96 and 3,476.82

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Solution

The fourth proportional to 9,320.22, 13,980.96 and 3,476.82 is: 5,215.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320.22 : 13,980.96 = 3,476.82 : x
  2. Step 2: Convert to fraction form
    9,320.22/13,980.96 = 3,476.82/x
  3. Step 3: Cross multiply
    9,320.22x = 13,980.96 × 3,476.82
  4. Step 4: Simplify right side
    9,320.22x = 48,609,281.35
  5. Step 5: Solve for x
    x = 48,609,281.35/9,320.22
  6. Step 6: Final answer
    x = 5,215.47

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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.