Home / 5,065.47-6,989.40-2,941.25

Finding the Fourth Proportional to 5,065.47, 6,989.40 and 2,941.25

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Solution

The fourth proportional to 5,065.47, 6,989.40 and 2,941.25 is: 4,058.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065.47 : 6,989.40 = 2,941.25 : x
  2. Step 2: Convert to fraction form
    5,065.47/6,989.40 = 2,941.25/x
  3. Step 3: Cross multiply
    5,065.47x = 6,989.40 × 2,941.25
  4. Step 4: Simplify right side
    5,065.47x = 20,557,537.80
  5. Step 5: Solve for x
    x = 20,557,537.80/5,065.47
  6. Step 6: Final answer
    x = 4,058.37

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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.