Home / 2,520.02-3,777.49-959.62

Finding the Fourth Proportional to 2,520.02, 3,777.49 and 959.62

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Solution

The fourth proportional to 2,520.02, 3,777.49 and 959.62 is: 1,438.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520.02 : 3,777.49 = 959.62 : x
  2. Step 2: Convert to fraction form
    2,520.02/3,777.49 = 959.62/x
  3. Step 3: Cross multiply
    2,520.02x = 3,777.49 × 959.62
  4. Step 4: Simplify right side
    2,520.02x = 3,624,954.95
  5. Step 5: Solve for x
    x = 3,624,954.95/2,520.02
  6. Step 6: Final answer
    x = 1,438.46

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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.