Home / 3,698.12-5,547.20-1,101.08

Finding the Fourth Proportional to 3,698.12, 5,547.20 and 1,101.08

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Solution

The fourth proportional to 3,698.12, 5,547.20 and 1,101.08 is: 1,651.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698.12 : 5,547.20 = 1,101.08 : x
  2. Step 2: Convert to fraction form
    3,698.12/5,547.20 = 1,101.08/x
  3. Step 3: Cross multiply
    3,698.12x = 5,547.20 × 1,101.08
  4. Step 4: Simplify right side
    3,698.12x = 6,107,877.73
  5. Step 5: Solve for x
    x = 6,107,877.73/3,698.12
  6. Step 6: Final answer
    x = 1,651.62

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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.