Home / 4,085.41-5,638.14-2,317.13

Finding the Fourth Proportional to 4,085.41, 5,638.14 and 2,317.13

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Solution

The fourth proportional to 4,085.41, 5,638.14 and 2,317.13 is: 3,197.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085.41 : 5,638.14 = 2,317.13 : x
  2. Step 2: Convert to fraction form
    4,085.41/5,638.14 = 2,317.13/x
  3. Step 3: Cross multiply
    4,085.41x = 5,638.14 × 2,317.13
  4. Step 4: Simplify right side
    4,085.41x = 13,064,275.15
  5. Step 5: Solve for x
    x = 13,064,275.15/4,085.41
  6. Step 6: Final answer
    x = 3,197.79

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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.