Home / 3,927.19-5,417.16-2,333.26

Finding the Fourth Proportional to 3,927.19, 5,417.16 and 2,333.26

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Solution

The fourth proportional to 3,927.19, 5,417.16 and 2,333.26 is: 3,218.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927.19 : 5,417.16 = 2,333.26 : x
  2. Step 2: Convert to fraction form
    3,927.19/5,417.16 = 2,333.26/x
  3. Step 3: Cross multiply
    3,927.19x = 5,417.16 × 2,333.26
  4. Step 4: Simplify right side
    3,927.19x = 12,639,642.74
  5. Step 5: Solve for x
    x = 12,639,642.74/3,927.19
  6. Step 6: Final answer
    x = 3,218.50

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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.