Home / 3,442.64-4,750.89-1,870.73

Finding the Fourth Proportional to 3,442.64, 4,750.89 and 1,870.73

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Solution

The fourth proportional to 3,442.64, 4,750.89 and 1,870.73 is: 2,581.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.64 : 4,750.89 = 1,870.73 : x
  2. Step 2: Convert to fraction form
    3,442.64/4,750.89 = 1,870.73/x
  3. Step 3: Cross multiply
    3,442.64x = 4,750.89 × 1,870.73
  4. Step 4: Simplify right side
    3,442.64x = 8,887,619.50
  5. Step 5: Solve for x
    x = 8,887,619.50/3,442.64
  6. Step 6: Final answer
    x = 2,581.63

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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.