Home / 9,181.34-12,670.17-5,203.23

Finding the Fourth Proportional to 9,181.34, 12,670.17 and 5,203.23

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Solution

The fourth proportional to 9,181.34, 12,670.17 and 5,203.23 is: 7,180.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.34 : 12,670.17 = 5,203.23 : x
  2. Step 2: Convert to fraction form
    9,181.34/12,670.17 = 5,203.23/x
  3. Step 3: Cross multiply
    9,181.34x = 12,670.17 × 5,203.23
  4. Step 4: Simplify right side
    9,181.34x = 65,925,808.65
  5. Step 5: Solve for x
    x = 65,925,808.65/9,181.34
  6. Step 6: Final answer
    x = 7,180.42

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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.