Home / 3,643.83-5,465.76-1,563.66

Finding the Fourth Proportional to 3,643.83, 5,465.76 and 1,563.66

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Solution

The fourth proportional to 3,643.83, 5,465.76 and 1,563.66 is: 2,345.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.83 : 5,465.76 = 1,563.66 : x
  2. Step 2: Convert to fraction form
    3,643.83/5,465.76 = 1,563.66/x
  3. Step 3: Cross multiply
    3,643.83x = 5,465.76 × 1,563.66
  4. Step 4: Simplify right side
    3,643.83x = 8,546,590.28
  5. Step 5: Solve for x
    x = 8,546,590.28/3,643.83
  6. Step 6: Final answer
    x = 2,345.50

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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.