Home / 4,116.36-5,680.47-2,347.86

Finding the Fourth Proportional to 4,116.36, 5,680.47 and 2,347.86

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Solution

The fourth proportional to 4,116.36, 5,680.47 and 2,347.86 is: 3,239.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,116.36 : 5,680.47 = 2,347.86 : x
  2. Step 2: Convert to fraction form
    4,116.36/5,680.47 = 2,347.86/x
  3. Step 3: Cross multiply
    4,116.36x = 5,680.47 × 2,347.86
  4. Step 4: Simplify right side
    4,116.36x = 13,336,948.29
  5. Step 5: Solve for x
    x = 13,336,948.29/4,116.36
  6. Step 6: Final answer
    x = 3,239.99

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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.