Home / 10,235.22-15,348.24-4,690.38

Finding the Fourth Proportional to 10,235.22, 15,348.24 and 4,690.38

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Solution

The fourth proportional to 10,235.22, 15,348.24 and 4,690.38 is: 7,033.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,235.22 : 15,348.24 = 4,690.38 : x
  2. Step 2: Convert to fraction form
    10,235.22/15,348.24 = 4,690.38/x
  3. Step 3: Cross multiply
    10,235.22x = 15,348.24 × 4,690.38
  4. Step 4: Simplify right side
    10,235.22x = 71,989,077.93
  5. Step 5: Solve for x
    x = 71,989,077.93/10,235.22
  6. Step 6: Final answer
    x = 7,033.47

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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.