Home / 4,291.04-6,436.56-1,982.24

Finding the Fourth Proportional to 4,291.04, 6,436.56 and 1,982.24

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Solution

The fourth proportional to 4,291.04, 6,436.56 and 1,982.24 is: 2,973.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.04 : 6,436.56 = 1,982.24 : x
  2. Step 2: Convert to fraction form
    4,291.04/6,436.56 = 1,982.24/x
  3. Step 3: Cross multiply
    4,291.04x = 6,436.56 × 1,982.24
  4. Step 4: Simplify right side
    4,291.04x = 12,758,806.69
  5. Step 5: Solve for x
    x = 12,758,806.69/4,291.04
  6. Step 6: Final answer
    x = 2,973.36

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Similar ratio
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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.