Home / 9,028.53-12,452.72-6,518.93

Finding the Fourth Proportional to 9,028.53, 12,452.72 and 6,518.93

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Solution

The fourth proportional to 9,028.53, 12,452.72 and 6,518.93 is: 8,991.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.53 : 12,452.72 = 6,518.93 : x
  2. Step 2: Convert to fraction form
    9,028.53/12,452.72 = 6,518.93/x
  3. Step 3: Cross multiply
    9,028.53x = 12,452.72 × 6,518.93
  4. Step 4: Simplify right side
    9,028.53x = 81,178,315.13
  5. Step 5: Solve for x
    x = 81,178,315.13/9,028.53
  6. Step 6: Final answer
    x = 8,991.31

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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.