Home / 3,609.42-5,417.70-2,570.58

Finding the Fourth Proportional to 3,609.42, 5,417.70 and 2,570.58

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Solution

The fourth proportional to 3,609.42, 5,417.70 and 2,570.58 is: 3,858.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.42 : 5,417.70 = 2,570.58 : x
  2. Step 2: Convert to fraction form
    3,609.42/5,417.70 = 2,570.58/x
  3. Step 3: Cross multiply
    3,609.42x = 5,417.70 × 2,570.58
  4. Step 4: Simplify right side
    3,609.42x = 13,926,631.27
  5. Step 5: Solve for x
    x = 13,926,631.27/3,609.42
  6. Step 6: Final answer
    x = 3,858.41

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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.