Home / 2,962.23-4,443.80-1,113.09

Finding the Fourth Proportional to 2,962.23, 4,443.80 and 1,113.09

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Solution

The fourth proportional to 2,962.23, 4,443.80 and 1,113.09 is: 1,669.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.23 : 4,443.80 = 1,113.09 : x
  2. Step 2: Convert to fraction form
    2,962.23/4,443.80 = 1,113.09/x
  3. Step 3: Cross multiply
    2,962.23x = 4,443.80 × 1,113.09
  4. Step 4: Simplify right side
    2,962.23x = 4,946,343.78
  5. Step 5: Solve for x
    x = 4,946,343.78/2,962.23
  6. Step 6: Final answer
    x = 1,669.80

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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.