Home / 4,055.70-5,597.58-3,871.02

Finding the Fourth Proportional to 4,055.70, 5,597.58 and 3,871.02

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Solution

The fourth proportional to 4,055.70, 5,597.58 and 3,871.02 is: 5,342.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,055.70 : 5,597.58 = 3,871.02 : x
  2. Step 2: Convert to fraction form
    4,055.70/5,597.58 = 3,871.02/x
  3. Step 3: Cross multiply
    4,055.70x = 5,597.58 × 3,871.02
  4. Step 4: Simplify right side
    4,055.70x = 21,668,344.13
  5. Step 5: Solve for x
    x = 21,668,344.13/4,055.70
  6. Step 6: Final answer
    x = 5,342.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.