Home / 4,751.08-7,126.46-2,152.20

Finding the Fourth Proportional to 4,751.08, 7,126.46 and 2,152.20

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Solution

The fourth proportional to 4,751.08, 7,126.46 and 2,152.20 is: 3,228.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751.08 : 7,126.46 = 2,152.20 : x
  2. Step 2: Convert to fraction form
    4,751.08/7,126.46 = 2,152.20/x
  3. Step 3: Cross multiply
    4,751.08x = 7,126.46 × 2,152.20
  4. Step 4: Simplify right side
    4,751.08x = 15,337,567.21
  5. Step 5: Solve for x
    x = 15,337,567.21/4,751.08
  6. Step 6: Final answer
    x = 3,228.23

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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.