Home / 3,641.13-5,461.74-1,448.58

Finding the Fourth Proportional to 3,641.13, 5,461.74 and 1,448.58

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Solution

The fourth proportional to 3,641.13, 5,461.74 and 1,448.58 is: 2,172.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.13 : 5,461.74 = 1,448.58 : x
  2. Step 2: Convert to fraction form
    3,641.13/5,461.74 = 1,448.58/x
  3. Step 3: Cross multiply
    3,641.13x = 5,461.74 × 1,448.58
  4. Step 4: Simplify right side
    3,641.13x = 7,911,767.33
  5. Step 5: Solve for x
    x = 7,911,767.33/3,641.13
  6. Step 6: Final answer
    x = 2,172.89

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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.