Home / 5,168.40-7,752.06-2,702.22

Finding the Fourth Proportional to 5,168.40, 7,752.06 and 2,702.22

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Solution

The fourth proportional to 5,168.40, 7,752.06 and 2,702.22 is: 4,053.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168.40 : 7,752.06 = 2,702.22 : x
  2. Step 2: Convert to fraction form
    5,168.40/7,752.06 = 2,702.22/x
  3. Step 3: Cross multiply
    5,168.40x = 7,752.06 × 2,702.22
  4. Step 4: Simplify right side
    5,168.40x = 20,947,771.57
  5. Step 5: Solve for x
    x = 20,947,771.57/5,168.40
  6. Step 6: Final answer
    x = 4,053.05

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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.