Home / 5,328.43-7,996.74-2,408.80

Finding the Fourth Proportional to 5,328.43, 7,996.74 and 2,408.80

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Solution

The fourth proportional to 5,328.43, 7,996.74 and 2,408.80 is: 3,615.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.43 : 7,996.74 = 2,408.80 : x
  2. Step 2: Convert to fraction form
    5,328.43/7,996.74 = 2,408.80/x
  3. Step 3: Cross multiply
    5,328.43x = 7,996.74 × 2,408.80
  4. Step 4: Simplify right side
    5,328.43x = 19,262,547.31
  5. Step 5: Solve for x
    x = 19,262,547.31/5,328.43
  6. Step 6: Final answer
    x = 3,615.05

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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.