Home / 3,575.04-5,361.54-1,109.19

Finding the Fourth Proportional to 3,575.04, 5,361.54 and 1,109.19

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Solution

The fourth proportional to 3,575.04, 5,361.54 and 1,109.19 is: 1,663.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.04 : 5,361.54 = 1,109.19 : x
  2. Step 2: Convert to fraction form
    3,575.04/5,361.54 = 1,109.19/x
  3. Step 3: Cross multiply
    3,575.04x = 5,361.54 × 1,109.19
  4. Step 4: Simplify right side
    3,575.04x = 5,946,988.74
  5. Step 5: Solve for x
    x = 5,946,988.74/3,575.04
  6. Step 6: Final answer
    x = 1,663.48

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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.