Home / 10,435.04-15,652.60-2,643.84

Finding the Fourth Proportional to 10,435.04, 15,652.60 and 2,643.84

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Solution

The fourth proportional to 10,435.04, 15,652.60 and 2,643.84 is: 3,965.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,435.04 : 15,652.60 = 2,643.84 : x
  2. Step 2: Convert to fraction form
    10,435.04/15,652.60 = 2,643.84/x
  3. Step 3: Cross multiply
    10,435.04x = 15,652.60 × 2,643.84
  4. Step 4: Simplify right side
    10,435.04x = 41,382,969.98
  5. Step 5: Solve for x
    x = 41,382,969.98/10,435.04
  6. Step 6: Final answer
    x = 3,965.77

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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.