Home / 6,645.02-9,167.37-4,126.28

Finding the Fourth Proportional to 6,645.02, 9,167.37 and 4,126.28

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Solution

The fourth proportional to 6,645.02, 9,167.37 and 4,126.28 is: 5,692.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645.02 : 9,167.37 = 4,126.28 : x
  2. Step 2: Convert to fraction form
    6,645.02/9,167.37 = 4,126.28/x
  3. Step 3: Cross multiply
    6,645.02x = 9,167.37 × 4,126.28
  4. Step 4: Simplify right side
    6,645.02x = 37,827,135.48
  5. Step 5: Solve for x
    x = 37,827,135.48/6,645.02
  6. Step 6: Final answer
    x = 5,692.55

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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.