Home / 10,643.08-15,964.57-3,247.51

Finding the Fourth Proportional to 10,643.08, 15,964.57 and 3,247.51

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Solution

The fourth proportional to 10,643.08, 15,964.57 and 3,247.51 is: 4,871.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,643.08 : 15,964.57 = 3,247.51 : x
  2. Step 2: Convert to fraction form
    10,643.08/15,964.57 = 3,247.51/x
  3. Step 3: Cross multiply
    10,643.08x = 15,964.57 × 3,247.51
  4. Step 4: Simplify right side
    10,643.08x = 51,845,084.48
  5. Step 5: Solve for x
    x = 51,845,084.48/10,643.08
  6. Step 6: Final answer
    x = 4,871.25

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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.