Home / 3,137.60-4,706.40-2,955.35

Finding the Fourth Proportional to 3,137.60, 4,706.40 and 2,955.35

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Solution

The fourth proportional to 3,137.60, 4,706.40 and 2,955.35 is: 4,433.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.60 : 4,706.40 = 2,955.35 : x
  2. Step 2: Convert to fraction form
    3,137.60/4,706.40 = 2,955.35/x
  3. Step 3: Cross multiply
    3,137.60x = 4,706.40 × 2,955.35
  4. Step 4: Simplify right side
    3,137.60x = 13,909,059.24
  5. Step 5: Solve for x
    x = 13,909,059.24/3,137.60
  6. Step 6: Final answer
    x = 4,433.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.