Home / 10,655.46-15,983.94-3,259.35

Finding the Fourth Proportional to 10,655.46, 15,983.94 and 3,259.35

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Solution

The fourth proportional to 10,655.46, 15,983.94 and 3,259.35 is: 4,889.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,655.46 : 15,983.94 = 3,259.35 : x
  2. Step 2: Convert to fraction form
    10,655.46/15,983.94 = 3,259.35/x
  3. Step 3: Cross multiply
    10,655.46x = 15,983.94 × 3,259.35
  4. Step 4: Simplify right side
    10,655.46x = 52,097,254.84
  5. Step 5: Solve for x
    x = 52,097,254.84/10,655.46
  6. Step 6: Final answer
    x = 4,889.25

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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.