Home / 2,937.66-4,054.05-1,611.45

Finding the Fourth Proportional to 2,937.66, 4,054.05 and 1,611.45

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Solution

The fourth proportional to 2,937.66, 4,054.05 and 1,611.45 is: 2,223.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.66 : 4,054.05 = 1,611.45 : x
  2. Step 2: Convert to fraction form
    2,937.66/4,054.05 = 1,611.45/x
  3. Step 3: Cross multiply
    2,937.66x = 4,054.05 × 1,611.45
  4. Step 4: Simplify right side
    2,937.66x = 6,532,898.87
  5. Step 5: Solve for x
    x = 6,532,898.87/2,937.66
  6. Step 6: Final answer
    x = 2,223.84

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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.