Home / 4,955.19-6,835.63-3,774.21

Finding the Fourth Proportional to 4,955.19, 6,835.63 and 3,774.21

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Solution

The fourth proportional to 4,955.19, 6,835.63 and 3,774.21 is: 5,206.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.19 : 6,835.63 = 3,774.21 : x
  2. Step 2: Convert to fraction form
    4,955.19/6,835.63 = 3,774.21/x
  3. Step 3: Cross multiply
    4,955.19x = 6,835.63 × 3,774.21
  4. Step 4: Simplify right side
    4,955.19x = 25,799,103.10
  5. Step 5: Solve for x
    x = 25,799,103.10/4,955.19
  6. Step 6: Final answer
    x = 5,206.48

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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.