Home / 7,016.19-10,539.13-4,420.95

Finding the Fourth Proportional to 7,016.19, 10,539.13 and 4,420.95

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Solution

The fourth proportional to 7,016.19, 10,539.13 and 4,420.95 is: 6,640.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,016.19 : 10,539.13 = 4,420.95 : x
  2. Step 2: Convert to fraction form
    7,016.19/10,539.13 = 4,420.95/x
  3. Step 3: Cross multiply
    7,016.19x = 10,539.13 × 4,420.95
  4. Step 4: Simplify right side
    7,016.19x = 46,592,966.77
  5. Step 5: Solve for x
    x = 46,592,966.77/7,016.19
  6. Step 6: Final answer
    x = 6,640.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.