Home / 3,442.42-4,750.57-1,870.51

Finding the Fourth Proportional to 3,442.42, 4,750.57 and 1,870.51

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Solution

The fourth proportional to 3,442.42, 4,750.57 and 1,870.51 is: 2,581.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.42 : 4,750.57 = 1,870.51 : x
  2. Step 2: Convert to fraction form
    3,442.42/4,750.57 = 1,870.51/x
  3. Step 3: Cross multiply
    3,442.42x = 4,750.57 × 1,870.51
  4. Step 4: Simplify right side
    3,442.42x = 8,886,012.45
  5. Step 5: Solve for x
    x = 8,886,012.45/3,442.42
  6. Step 6: Final answer
    x = 2,581.33

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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.