Home / 4,617.90-6,926.87-1,331.06

Finding the Fourth Proportional to 4,617.90, 6,926.87 and 1,331.06

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Solution

The fourth proportional to 4,617.90, 6,926.87 and 1,331.06 is: 1,996.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,617.90 : 6,926.87 = 1,331.06 : x
  2. Step 2: Convert to fraction form
    4,617.90/6,926.87 = 1,331.06/x
  3. Step 3: Cross multiply
    4,617.90x = 6,926.87 × 1,331.06
  4. Step 4: Simplify right side
    4,617.90x = 9,220,079.58
  5. Step 5: Solve for x
    x = 9,220,079.58/4,617.90
  6. Step 6: Final answer
    x = 1,996.60

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1.5x scale

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.