Home / 10,734.76-16,102.16-2,943.64

Finding the Fourth Proportional to 10,734.76, 16,102.16 and 2,943.64

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Solution

The fourth proportional to 10,734.76, 16,102.16 and 2,943.64 is: 4,415.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,734.76 : 16,102.16 = 2,943.64 : x
  2. Step 2: Convert to fraction form
    10,734.76/16,102.16 = 2,943.64/x
  3. Step 3: Cross multiply
    10,734.76x = 16,102.16 × 2,943.64
  4. Step 4: Simplify right side
    10,734.76x = 47,398,962.26
  5. Step 5: Solve for x
    x = 47,398,962.26/10,734.76
  6. Step 6: Final answer
    x = 4,415.47

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1.5x scale

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.