Home / 2,854.48-3,938.10-1,735

Finding the Fourth Proportional to 2,854.48, 3,938.10 and 1,735

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Solution

The fourth proportional to 2,854.48, 3,938.10 and 1,735 is: 2,393.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.48 : 3,938.10 = 1,735 : x
  2. Step 2: Convert to fraction form
    2,854.48/3,938.10 = 1,735/x
  3. Step 3: Cross multiply
    2,854.48x = 3,938.10 × 1,735
  4. Step 4: Simplify right side
    2,854.48x = 6,832,603.50
  5. Step 5: Solve for x
    x = 6,832,603.50/2,854.48
  6. Step 6: Final answer
    x = 2,393.64

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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.