Home / 3,622.32-5,435.40-2,699.76

Finding the Fourth Proportional to 3,622.32, 5,435.40 and 2,699.76

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Solution

The fourth proportional to 3,622.32, 5,435.40 and 2,699.76 is: 4,051.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.32 : 5,435.40 = 2,699.76 : x
  2. Step 2: Convert to fraction form
    3,622.32/5,435.40 = 2,699.76/x
  3. Step 3: Cross multiply
    3,622.32x = 5,435.40 × 2,699.76
  4. Step 4: Simplify right side
    3,622.32x = 14,674,275.50
  5. Step 5: Solve for x
    x = 14,674,275.50/3,622.32
  6. Step 6: Final answer
    x = 4,051.07

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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.