Home / 1,520.48-2,107.25-1,497.44

Finding the Fourth Proportional to 1,520.48, 2,107.25 and 1,497.44

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Solution

The fourth proportional to 1,520.48, 2,107.25 and 1,497.44 is: 2,075.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520.48 : 2,107.25 = 1,497.44 : x
  2. Step 2: Convert to fraction form
    1,520.48/2,107.25 = 1,497.44/x
  3. Step 3: Cross multiply
    1,520.48x = 2,107.25 × 1,497.44
  4. Step 4: Simplify right side
    1,520.48x = 3,155,480.44
  5. Step 5: Solve for x
    x = 3,155,480.44/1,520.48
  6. Step 6: Final answer
    x = 2,075.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.