Home / 3,563.40-4,913.64-2,500.80

Finding the Fourth Proportional to 3,563.40, 4,913.64 and 2,500.80

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Solution

The fourth proportional to 3,563.40, 4,913.64 and 2,500.80 is: 3,448.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.40 : 4,913.64 = 2,500.80 : x
  2. Step 2: Convert to fraction form
    3,563.40/4,913.64 = 2,500.80/x
  3. Step 3: Cross multiply
    3,563.40x = 4,913.64 × 2,500.80
  4. Step 4: Simplify right side
    3,563.40x = 12,288,030.91
  5. Step 5: Solve for x
    x = 12,288,030.91/3,563.40
  6. Step 6: Final answer
    x = 3,448.40

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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.