Home / 7,020.20-9,692.52-4,371.50

Finding the Fourth Proportional to 7,020.20, 9,692.52 and 4,371.50

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Solution

The fourth proportional to 7,020.20, 9,692.52 and 4,371.50 is: 6,035.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020.20 : 9,692.52 = 4,371.50 : x
  2. Step 2: Convert to fraction form
    7,020.20/9,692.52 = 4,371.50/x
  3. Step 3: Cross multiply
    7,020.20x = 9,692.52 × 4,371.50
  4. Step 4: Simplify right side
    7,020.20x = 42,370,851.18
  5. Step 5: Solve for x
    x = 42,370,851.18/7,020.20
  6. Step 6: Final answer
    x = 6,035.56

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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.