Home / 2,623.10-3,619.94-1,560.99

Finding the Fourth Proportional to 2,623.10, 3,619.94 and 1,560.99

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Solution

The fourth proportional to 2,623.10, 3,619.94 and 1,560.99 is: 2,154.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623.10 : 3,619.94 = 1,560.99 : x
  2. Step 2: Convert to fraction form
    2,623.10/3,619.94 = 1,560.99/x
  3. Step 3: Cross multiply
    2,623.10x = 3,619.94 × 1,560.99
  4. Step 4: Simplify right side
    2,623.10x = 5,650,690.14
  5. Step 5: Solve for x
    x = 5,650,690.14/2,623.10
  6. Step 6: Final answer
    x = 2,154.20

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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.