Home / 4,955.47-6,834.99-3,185.35

Finding the Fourth Proportional to 4,955.47, 6,834.99 and 3,185.35

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Solution

The fourth proportional to 4,955.47, 6,834.99 and 3,185.35 is: 4,393.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.47 : 6,834.99 = 3,185.35 : x
  2. Step 2: Convert to fraction form
    4,955.47/6,834.99 = 3,185.35/x
  3. Step 3: Cross multiply
    4,955.47x = 6,834.99 × 3,185.35
  4. Step 4: Simplify right side
    4,955.47x = 21,771,835.40
  5. Step 5: Solve for x
    x = 21,771,835.40/4,955.47
  6. Step 6: Final answer
    x = 4,393.50

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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.