Home / 10,695.16-16,043.64-3,942.58

Finding the Fourth Proportional to 10,695.16, 16,043.64 and 3,942.58

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Solution

The fourth proportional to 10,695.16, 16,043.64 and 3,942.58 is: 5,914.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,695.16 : 16,043.64 = 3,942.58 : x
  2. Step 2: Convert to fraction form
    10,695.16/16,043.64 = 3,942.58/x
  3. Step 3: Cross multiply
    10,695.16x = 16,043.64 × 3,942.58
  4. Step 4: Simplify right side
    10,695.16x = 63,253,334.19
  5. Step 5: Solve for x
    x = 63,253,334.19/10,695.16
  6. Step 6: Final answer
    x = 5,914.20

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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.