Home / 3,442.31-4,750.34-1,870.41

Finding the Fourth Proportional to 3,442.31, 4,750.34 and 1,870.41

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Solution

The fourth proportional to 3,442.31, 4,750.34 and 1,870.41 is: 2,581.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.31 : 4,750.34 = 1,870.41 : x
  2. Step 2: Convert to fraction form
    3,442.31/4,750.34 = 1,870.41/x
  3. Step 3: Cross multiply
    3,442.31x = 4,750.34 × 1,870.41
  4. Step 4: Simplify right side
    3,442.31x = 8,885,083.44
  5. Step 5: Solve for x
    x = 8,885,083.44/3,442.31
  6. Step 6: Final answer
    x = 2,581.14

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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.