Home / 3,417.23-5,127.47-1,226.18

Finding the Fourth Proportional to 3,417.23, 5,127.47 and 1,226.18

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Solution

The fourth proportional to 3,417.23, 5,127.47 and 1,226.18 is: 1,839.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.23 : 5,127.47 = 1,226.18 : x
  2. Step 2: Convert to fraction form
    3,417.23/5,127.47 = 1,226.18/x
  3. Step 3: Cross multiply
    3,417.23x = 5,127.47 × 1,226.18
  4. Step 4: Simplify right side
    3,417.23x = 6,287,169.40
  5. Step 5: Solve for x
    x = 6,287,169.40/3,417.23
  6. Step 6: Final answer
    x = 1,839.85

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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.