Home / 8,950.27-12,351.16-4,971.35

Finding the Fourth Proportional to 8,950.27, 12,351.16 and 4,971.35

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Solution

The fourth proportional to 8,950.27, 12,351.16 and 4,971.35 is: 6,860.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,950.27 : 12,351.16 = 4,971.35 : x
  2. Step 2: Convert to fraction form
    8,950.27/12,351.16 = 4,971.35/x
  3. Step 3: Cross multiply
    8,950.27x = 12,351.16 × 4,971.35
  4. Step 4: Simplify right side
    8,950.27x = 61,401,939.27
  5. Step 5: Solve for x
    x = 61,401,939.27/8,950.27
  6. Step 6: Final answer
    x = 6,860.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.