Home / 4,483.10-6,722.28-1,520.52

Finding the Fourth Proportional to 4,483.10, 6,722.28 and 1,520.52

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Solution

The fourth proportional to 4,483.10, 6,722.28 and 1,520.52 is: 2,279.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,483.10 : 6,722.28 = 1,520.52 : x
  2. Step 2: Convert to fraction form
    4,483.10/6,722.28 = 1,520.52/x
  3. Step 3: Cross multiply
    4,483.10x = 6,722.28 × 1,520.52
  4. Step 4: Simplify right side
    4,483.10x = 10,221,361.19
  5. Step 5: Solve for x
    x = 10,221,361.19/4,483.10
  6. Step 6: Final answer
    x = 2,279.98

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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.