Home / 2,996.47-4,135.15-1,670.26

Finding the Fourth Proportional to 2,996.47, 4,135.15 and 1,670.26

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Solution

The fourth proportional to 2,996.47, 4,135.15 and 1,670.26 is: 2,304.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996.47 : 4,135.15 = 1,670.26 : x
  2. Step 2: Convert to fraction form
    2,996.47/4,135.15 = 1,670.26/x
  3. Step 3: Cross multiply
    2,996.47x = 4,135.15 × 1,670.26
  4. Step 4: Simplify right side
    2,996.47x = 6,906,779.81
  5. Step 5: Solve for x
    x = 6,906,779.81/2,996.47
  6. Step 6: Final answer
    x = 2,304.97

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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.