Home / 9,127.99-12,596.72-5,351.26

Finding the Fourth Proportional to 9,127.99, 12,596.72 and 5,351.26

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Solution

The fourth proportional to 9,127.99, 12,596.72 and 5,351.26 is: 7,384.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.99 : 12,596.72 = 5,351.26 : x
  2. Step 2: Convert to fraction form
    9,127.99/12,596.72 = 5,351.26/x
  3. Step 3: Cross multiply
    9,127.99x = 12,596.72 × 5,351.26
  4. Step 4: Simplify right side
    9,127.99x = 67,408,314.24
  5. Step 5: Solve for x
    x = 67,408,314.24/9,127.99
  6. Step 6: Final answer
    x = 7,384.79

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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.