Home / 3,353.75-4,621.77-2,457.75

Finding the Fourth Proportional to 3,353.75, 4,621.77 and 2,457.75

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Solution

The fourth proportional to 3,353.75, 4,621.77 and 2,457.75 is: 3,387.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.75 : 4,621.77 = 2,457.75 : x
  2. Step 2: Convert to fraction form
    3,353.75/4,621.77 = 2,457.75/x
  3. Step 3: Cross multiply
    3,353.75x = 4,621.77 × 2,457.75
  4. Step 4: Simplify right side
    3,353.75x = 11,359,172.55
  5. Step 5: Solve for x
    x = 11,359,172.55/3,353.75
  6. Step 6: Final answer
    x = 3,387.01

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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.