Home / 5,321.22-7,341.15-3,303.69

Finding the Fourth Proportional to 5,321.22, 7,341.15 and 3,303.69

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Solution

The fourth proportional to 5,321.22, 7,341.15 and 3,303.69 is: 4,557.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,321.22 : 7,341.15 = 3,303.69 : x
  2. Step 2: Convert to fraction form
    5,321.22/7,341.15 = 3,303.69/x
  3. Step 3: Cross multiply
    5,321.22x = 7,341.15 × 3,303.69
  4. Step 4: Simplify right side
    5,321.22x = 24,252,883.84
  5. Step 5: Solve for x
    x = 24,252,883.84/5,321.22
  6. Step 6: Final answer
    x = 4,557.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.