Home / 3,557.53-4,902.73-2,561.10

Finding the Fourth Proportional to 3,557.53, 4,902.73 and 2,561.10

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Solution

The fourth proportional to 3,557.53, 4,902.73 and 2,561.10 is: 3,529.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.53 : 4,902.73 = 2,561.10 : x
  2. Step 2: Convert to fraction form
    3,557.53/4,902.73 = 2,561.10/x
  3. Step 3: Cross multiply
    3,557.53x = 4,902.73 × 2,561.10
  4. Step 4: Simplify right side
    3,557.53x = 12,556,381.80
  5. Step 5: Solve for x
    x = 12,556,381.80/3,557.53
  6. Step 6: Final answer
    x = 3,529.52

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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.