Home / 5,459.74-8,190.35-2,173.18

Finding the Fourth Proportional to 5,459.74, 8,190.35 and 2,173.18

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Solution

The fourth proportional to 5,459.74, 8,190.35 and 2,173.18 is: 3,260.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.74 : 8,190.35 = 2,173.18 : x
  2. Step 2: Convert to fraction form
    5,459.74/8,190.35 = 2,173.18/x
  3. Step 3: Cross multiply
    5,459.74x = 8,190.35 × 2,173.18
  4. Step 4: Simplify right side
    5,459.74x = 17,799,104.81
  5. Step 5: Solve for x
    x = 17,799,104.81/5,459.74
  6. Step 6: Final answer
    x = 3,260.06

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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.