Home / 2,948.90-4,069.93-1,770.62

Finding the Fourth Proportional to 2,948.90, 4,069.93 and 1,770.62

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Solution

The fourth proportional to 2,948.90, 4,069.93 and 1,770.62 is: 2,443.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.90 : 4,069.93 = 1,770.62 : x
  2. Step 2: Convert to fraction form
    2,948.90/4,069.93 = 1,770.62/x
  3. Step 3: Cross multiply
    2,948.90x = 4,069.93 × 1,770.62
  4. Step 4: Simplify right side
    2,948.90x = 7,206,299.46
  5. Step 5: Solve for x
    x = 7,206,299.46/2,948.90
  6. Step 6: Final answer
    x = 2,443.72

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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.