Home / 5,620.34-8,435.69-2,848.98

Finding the Fourth Proportional to 5,620.34, 8,435.69 and 2,848.98

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Solution

The fourth proportional to 5,620.34, 8,435.69 and 2,848.98 is: 4,276.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620.34 : 8,435.69 = 2,848.98 : x
  2. Step 2: Convert to fraction form
    5,620.34/8,435.69 = 2,848.98/x
  3. Step 3: Cross multiply
    5,620.34x = 8,435.69 × 2,848.98
  4. Step 4: Simplify right side
    5,620.34x = 24,033,112.10
  5. Step 5: Solve for x
    x = 24,033,112.10/5,620.34
  6. Step 6: Final answer
    x = 4,276.10

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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.