Home / 2,937.49-4,052.10-1,817.72

Finding the Fourth Proportional to 2,937.49, 4,052.10 and 1,817.72

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Solution

The fourth proportional to 2,937.49, 4,052.10 and 1,817.72 is: 2,507.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.49 : 4,052.10 = 1,817.72 : x
  2. Step 2: Convert to fraction form
    2,937.49/4,052.10 = 1,817.72/x
  3. Step 3: Cross multiply
    2,937.49x = 4,052.10 × 1,817.72
  4. Step 4: Simplify right side
    2,937.49x = 7,365,568.45
  5. Step 5: Solve for x
    x = 7,365,568.45/2,937.49
  6. Step 6: Final answer
    x = 2,507.44

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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.