Home / 3,289.46-4,931.90-1,532.58

Finding the Fourth Proportional to 3,289.46, 4,931.90 and 1,532.58

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Solution

The fourth proportional to 3,289.46, 4,931.90 and 1,532.58 is: 2,297.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.46 : 4,931.90 = 1,532.58 : x
  2. Step 2: Convert to fraction form
    3,289.46/4,931.90 = 1,532.58/x
  3. Step 3: Cross multiply
    3,289.46x = 4,931.90 × 1,532.58
  4. Step 4: Simplify right side
    3,289.46x = 7,558,531.30
  5. Step 5: Solve for x
    x = 7,558,531.30/3,289.46
  6. Step 6: Final answer
    x = 2,297.80

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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.