Home / 2,347.08-3,238.63-1,352.16

Finding the Fourth Proportional to 2,347.08, 3,238.63 and 1,352.16

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Solution

The fourth proportional to 2,347.08, 3,238.63 and 1,352.16 is: 1,865.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.08 : 3,238.63 = 1,352.16 : x
  2. Step 2: Convert to fraction form
    2,347.08/3,238.63 = 1,352.16/x
  3. Step 3: Cross multiply
    2,347.08x = 3,238.63 × 1,352.16
  4. Step 4: Simplify right side
    2,347.08x = 4,379,150.17
  5. Step 5: Solve for x
    x = 4,379,150.17/2,347.08
  6. Step 6: Final answer
    x = 1,865.79

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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.