Home / 5,841.75-8,720.27-5,408.15

Finding the Fourth Proportional to 5,841.75, 8,720.27 and 5,408.15

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Solution

The fourth proportional to 5,841.75, 8,720.27 and 5,408.15 is: 8,073.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,841.75 : 8,720.27 = 5,408.15 : x
  2. Step 2: Convert to fraction form
    5,841.75/8,720.27 = 5,408.15/x
  3. Step 3: Cross multiply
    5,841.75x = 8,720.27 × 5,408.15
  4. Step 4: Simplify right side
    5,841.75x = 47,160,457.56
  5. Step 5: Solve for x
    x = 47,160,457.56/5,841.75
  6. Step 6: Final answer
    x = 8,073.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.