Home / 7,349.42-11,029.62-5,479.58

Finding the Fourth Proportional to 7,349.42, 11,029.62 and 5,479.58

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Solution

The fourth proportional to 7,349.42, 11,029.62 and 5,479.58 is: 8,223.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349.42 : 11,029.62 = 5,479.58 : x
  2. Step 2: Convert to fraction form
    7,349.42/11,029.62 = 5,479.58/x
  3. Step 3: Cross multiply
    7,349.42x = 11,029.62 × 5,479.58
  4. Step 4: Simplify right side
    7,349.42x = 60,437,685.16
  5. Step 5: Solve for x
    x = 60,437,685.16/7,349.42
  6. Step 6: Final answer
    x = 8,223.46

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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.