Home / 2,563.28-3,515.56-2,457.44

Finding the Fourth Proportional to 2,563.28, 3,515.56 and 2,457.44

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Solution

The fourth proportional to 2,563.28, 3,515.56 and 2,457.44 is: 3,370.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,563.28 : 3,515.56 = 2,457.44 : x
  2. Step 2: Convert to fraction form
    2,563.28/3,515.56 = 2,457.44/x
  3. Step 3: Cross multiply
    2,563.28x = 3,515.56 × 2,457.44
  4. Step 4: Simplify right side
    2,563.28x = 8,639,277.77
  5. Step 5: Solve for x
    x = 8,639,277.77/2,563.28
  6. Step 6: Final answer
    x = 3,370.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.