Home / 5,578.26-8,364.34-2,287.63

Finding the Fourth Proportional to 5,578.26, 8,364.34 and 2,287.63

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Solution

The fourth proportional to 5,578.26, 8,364.34 and 2,287.63 is: 3,430.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.26 : 8,364.34 = 2,287.63 : x
  2. Step 2: Convert to fraction form
    5,578.26/8,364.34 = 2,287.63/x
  3. Step 3: Cross multiply
    5,578.26x = 8,364.34 × 2,287.63
  4. Step 4: Simplify right side
    5,578.26x = 19,134,515.11
  5. Step 5: Solve for x
    x = 19,134,515.11/5,578.26
  6. Step 6: Final answer
    x = 3,430.19

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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.