Home / 5,045.26-7,570.18-2,270.40

Finding the Fourth Proportional to 5,045.26, 7,570.18 and 2,270.40

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Solution

The fourth proportional to 5,045.26, 7,570.18 and 2,270.40 is: 3,406.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.26 : 7,570.18 = 2,270.40 : x
  2. Step 2: Convert to fraction form
    5,045.26/7,570.18 = 2,270.40/x
  3. Step 3: Cross multiply
    5,045.26x = 7,570.18 × 2,270.40
  4. Step 4: Simplify right side
    5,045.26x = 17,187,336.67
  5. Step 5: Solve for x
    x = 17,187,336.67/5,045.26
  6. Step 6: Final answer
    x = 3,406.63

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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.