Home / 4,000.54-5,520.72-2,232.15

Finding the Fourth Proportional to 4,000.54, 5,520.72 and 2,232.15

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Solution

The fourth proportional to 4,000.54, 5,520.72 and 2,232.15 is: 3,080.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.54 : 5,520.72 = 2,232.15 : x
  2. Step 2: Convert to fraction form
    4,000.54/5,520.72 = 2,232.15/x
  3. Step 3: Cross multiply
    4,000.54x = 5,520.72 × 2,232.15
  4. Step 4: Simplify right side
    4,000.54x = 12,323,075.15
  5. Step 5: Solve for x
    x = 12,323,075.15/4,000.54
  6. Step 6: Final answer
    x = 3,080.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.