Home / 5,622.60-8,436.30-2,699.40

Finding the Fourth Proportional to 5,622.60, 8,436.30 and 2,699.40

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Solution

The fourth proportional to 5,622.60, 8,436.30 and 2,699.40 is: 4,050.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.60 : 8,436.30 = 2,699.40 : x
  2. Step 2: Convert to fraction form
    5,622.60/8,436.30 = 2,699.40/x
  3. Step 3: Cross multiply
    5,622.60x = 8,436.30 × 2,699.40
  4. Step 4: Simplify right side
    5,622.60x = 22,772,948.22
  5. Step 5: Solve for x
    x = 22,772,948.22/5,622.60
  6. Step 6: Final answer
    x = 4,050.25

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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.