Home / 2,937.87-4,053.93-1,611.56

Finding the Fourth Proportional to 2,937.87, 4,053.93 and 1,611.56

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Solution

The fourth proportional to 2,937.87, 4,053.93 and 1,611.56 is: 2,223.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.87 : 4,053.93 = 1,611.56 : x
  2. Step 2: Convert to fraction form
    2,937.87/4,053.93 = 1,611.56/x
  3. Step 3: Cross multiply
    2,937.87x = 4,053.93 × 1,611.56
  4. Step 4: Simplify right side
    2,937.87x = 6,533,151.43
  5. Step 5: Solve for x
    x = 6,533,151.43/2,937.87
  6. Step 6: Final answer
    x = 2,223.77

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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.