Home / 3,298.59-4,575.36-3,180.39

Finding the Fourth Proportional to 3,298.59, 4,575.36 and 3,180.39

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Solution

The fourth proportional to 3,298.59, 4,575.36 and 3,180.39 is: 4,411.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.59 : 4,575.36 = 3,180.39 : x
  2. Step 2: Convert to fraction form
    3,298.59/4,575.36 = 3,180.39/x
  3. Step 3: Cross multiply
    3,298.59x = 4,575.36 × 3,180.39
  4. Step 4: Simplify right side
    3,298.59x = 14,551,429.19
  5. Step 5: Solve for x
    x = 14,551,429.19/3,298.59
  6. Step 6: Final answer
    x = 4,411.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.