Home / 10,739.32-16,106.06-2,946.28

Finding the Fourth Proportional to 10,739.32, 16,106.06 and 2,946.28

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Solution

The fourth proportional to 10,739.32, 16,106.06 and 2,946.28 is: 4,418.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,739.32 : 16,106.06 = 2,946.28 : x
  2. Step 2: Convert to fraction form
    10,739.32/16,106.06 = 2,946.28/x
  3. Step 3: Cross multiply
    10,739.32x = 16,106.06 × 2,946.28
  4. Step 4: Simplify right side
    10,739.32x = 47,452,962.46
  5. Step 5: Solve for x
    x = 47,452,962.46/10,739.32
  6. Step 6: Final answer
    x = 4,418.62

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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.