Home / 1,840.26-2,541.45-1,576.74

Finding the Fourth Proportional to 1,840.26, 2,541.45 and 1,576.74

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Solution

The fourth proportional to 1,840.26, 2,541.45 and 1,576.74 is: 2,177.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840.26 : 2,541.45 = 1,576.74 : x
  2. Step 2: Convert to fraction form
    1,840.26/2,541.45 = 1,576.74/x
  3. Step 3: Cross multiply
    1,840.26x = 2,541.45 × 1,576.74
  4. Step 4: Simplify right side
    1,840.26x = 4,007,205.87
  5. Step 5: Solve for x
    x = 4,007,205.87/1,840.26
  6. Step 6: Final answer
    x = 2,177.52

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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.