Home / 3,520.03-5,281.05-1,762.92

Finding the Fourth Proportional to 3,520.03, 5,281.05 and 1,762.92

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Solution

The fourth proportional to 3,520.03, 5,281.05 and 1,762.92 is: 2,644.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520.03 : 5,281.05 = 1,762.92 : x
  2. Step 2: Convert to fraction form
    3,520.03/5,281.05 = 1,762.92/x
  3. Step 3: Cross multiply
    3,520.03x = 5,281.05 × 1,762.92
  4. Step 4: Simplify right side
    3,520.03x = 9,310,033.45
  5. Step 5: Solve for x
    x = 9,310,033.45/3,520.03
  6. Step 6: Final answer
    x = 2,644.87

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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.