Home / 2,681.34-4,021.40-1,037.04

Finding the Fourth Proportional to 2,681.34, 4,021.40 and 1,037.04

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Solution

The fourth proportional to 2,681.34, 4,021.40 and 1,037.04 is: 1,555.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681.34 : 4,021.40 = 1,037.04 : x
  2. Step 2: Convert to fraction form
    2,681.34/4,021.40 = 1,037.04/x
  3. Step 3: Cross multiply
    2,681.34x = 4,021.40 × 1,037.04
  4. Step 4: Simplify right side
    2,681.34x = 4,170,352.66
  5. Step 5: Solve for x
    x = 4,170,352.66/2,681.34
  6. Step 6: Final answer
    x = 1,555.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.