Home / 3,130.22-4,696.58-1,374.32

Finding the Fourth Proportional to 3,130.22, 4,696.58 and 1,374.32

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Solution

The fourth proportional to 3,130.22, 4,696.58 and 1,374.32 is: 2,062.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130.22 : 4,696.58 = 1,374.32 : x
  2. Step 2: Convert to fraction form
    3,130.22/4,696.58 = 1,374.32/x
  3. Step 3: Cross multiply
    3,130.22x = 4,696.58 × 1,374.32
  4. Step 4: Simplify right side
    3,130.22x = 6,454,592.58
  5. Step 5: Solve for x
    x = 6,454,592.58/3,130.22
  6. Step 6: Final answer
    x = 2,062.03

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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.