Home / 5,422.41-7,486.36-4,430.03

Finding the Fourth Proportional to 5,422.41, 7,486.36 and 4,430.03

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Solution

The fourth proportional to 5,422.41, 7,486.36 and 4,430.03 is: 6,116.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.41 : 7,486.36 = 4,430.03 : x
  2. Step 2: Convert to fraction form
    5,422.41/7,486.36 = 4,430.03/x
  3. Step 3: Cross multiply
    5,422.41x = 7,486.36 × 4,430.03
  4. Step 4: Simplify right side
    5,422.41x = 33,164,750.88
  5. Step 5: Solve for x
    x = 33,164,750.88/5,422.41
  6. Step 6: Final answer
    x = 6,116.24

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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.