Home / 9,825.90-14,757.75-8,423.52

Finding the Fourth Proportional to 9,825.90, 14,757.75 and 8,423.52

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Solution

The fourth proportional to 9,825.90, 14,757.75 and 8,423.52 is: 12,651.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,825.90 : 14,757.75 = 8,423.52 : x
  2. Step 2: Convert to fraction form
    9,825.90/14,757.75 = 8,423.52/x
  3. Step 3: Cross multiply
    9,825.90x = 14,757.75 × 8,423.52
  4. Step 4: Simplify right side
    9,825.90x = 124,312,202.28
  5. Step 5: Solve for x
    x = 124,312,202.28/9,825.90
  6. Step 6: Final answer
    x = 12,651.48

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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.