Home / 4,443.40-6,131.88-2,453.96

Finding the Fourth Proportional to 4,443.40, 6,131.88 and 2,453.96

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Solution

The fourth proportional to 4,443.40, 6,131.88 and 2,453.96 is: 3,386.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443.40 : 6,131.88 = 2,453.96 : x
  2. Step 2: Convert to fraction form
    4,443.40/6,131.88 = 2,453.96/x
  3. Step 3: Cross multiply
    4,443.40x = 6,131.88 × 2,453.96
  4. Step 4: Simplify right side
    4,443.40x = 15,047,388.24
  5. Step 5: Solve for x
    x = 15,047,388.24/4,443.40
  6. Step 6: Final answer
    x = 3,386.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.