Home / 3,675.83-5,514.57-1,210.55

Finding the Fourth Proportional to 3,675.83, 5,514.57 and 1,210.55

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Solution

The fourth proportional to 3,675.83, 5,514.57 and 1,210.55 is: 1,816.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.83 : 5,514.57 = 1,210.55 : x
  2. Step 2: Convert to fraction form
    3,675.83/5,514.57 = 1,210.55/x
  3. Step 3: Cross multiply
    3,675.83x = 5,514.57 × 1,210.55
  4. Step 4: Simplify right side
    3,675.83x = 6,675,662.71
  5. Step 5: Solve for x
    x = 6,675,662.71/3,675.83
  6. Step 6: Final answer
    x = 1,816.10

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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.