Home / 3,030.98-4,538.24-2,657.36

Finding the Fourth Proportional to 3,030.98, 4,538.24 and 2,657.36

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Solution

The fourth proportional to 3,030.98, 4,538.24 and 2,657.36 is: 3,978.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.98 : 4,538.24 = 2,657.36 : x
  2. Step 2: Convert to fraction form
    3,030.98/4,538.24 = 2,657.36/x
  3. Step 3: Cross multiply
    3,030.98x = 4,538.24 × 2,657.36
  4. Step 4: Simplify right side
    3,030.98x = 12,059,737.45
  5. Step 5: Solve for x
    x = 12,059,737.45/3,030.98
  6. Step 6: Final answer
    x = 3,978.82

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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.