Home / 3,597.04-5,391.60-1,405.36

Finding the Fourth Proportional to 3,597.04, 5,391.60 and 1,405.36

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Solution

The fourth proportional to 3,597.04, 5,391.60 and 1,405.36 is: 2,106.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,597.04 : 5,391.60 = 1,405.36 : x
  2. Step 2: Convert to fraction form
    3,597.04/5,391.60 = 1,405.36/x
  3. Step 3: Cross multiply
    3,597.04x = 5,391.60 × 1,405.36
  4. Step 4: Simplify right side
    3,597.04x = 7,577,138.98
  5. Step 5: Solve for x
    x = 7,577,138.98/3,597.04
  6. Step 6: Final answer
    x = 2,106.49

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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.