Home / 4,813.10-7,220.25-1,525.02

Finding the Fourth Proportional to 4,813.10, 7,220.25 and 1,525.02

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Solution

The fourth proportional to 4,813.10, 7,220.25 and 1,525.02 is: 2,287.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.10 : 7,220.25 = 1,525.02 : x
  2. Step 2: Convert to fraction form
    4,813.10/7,220.25 = 1,525.02/x
  3. Step 3: Cross multiply
    4,813.10x = 7,220.25 × 1,525.02
  4. Step 4: Simplify right side
    4,813.10x = 11,011,025.66
  5. Step 5: Solve for x
    x = 11,011,025.66/4,813.10
  6. Step 6: Final answer
    x = 2,287.72

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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.