Home / 5,557.35-8,342.10-3,479.70

Finding the Fourth Proportional to 5,557.35, 8,342.10 and 3,479.70

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Solution

The fourth proportional to 5,557.35, 8,342.10 and 3,479.70 is: 5,223.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.35 : 8,342.10 = 3,479.70 : x
  2. Step 2: Convert to fraction form
    5,557.35/8,342.10 = 3,479.70/x
  3. Step 3: Cross multiply
    5,557.35x = 8,342.10 × 3,479.70
  4. Step 4: Simplify right side
    5,557.35x = 29,028,005.37
  5. Step 5: Solve for x
    x = 29,028,005.37/5,557.35
  6. Step 6: Final answer
    x = 5,223.35

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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.