Home / 3,643.10-5,464.65-3,604.70

Finding the Fourth Proportional to 3,643.10, 5,464.65 and 3,604.70

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Solution

The fourth proportional to 3,643.10, 5,464.65 and 3,604.70 is: 5,407.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.10 : 5,464.65 = 3,604.70 : x
  2. Step 2: Convert to fraction form
    3,643.10/5,464.65 = 3,604.70/x
  3. Step 3: Cross multiply
    3,643.10x = 5,464.65 × 3,604.70
  4. Step 4: Simplify right side
    3,643.10x = 19,698,423.86
  5. Step 5: Solve for x
    x = 19,698,423.86/3,643.10
  6. Step 6: Final answer
    x = 5,407.05

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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.