Home / 9,054.78-12,497.67-5,330.94

Finding the Fourth Proportional to 9,054.78, 12,497.67 and 5,330.94

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Solution

The fourth proportional to 9,054.78, 12,497.67 and 5,330.94 is: 7,357.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,054.78 : 12,497.67 = 5,330.94 : x
  2. Step 2: Convert to fraction form
    9,054.78/12,497.67 = 5,330.94/x
  3. Step 3: Cross multiply
    9,054.78x = 12,497.67 × 5,330.94
  4. Step 4: Simplify right side
    9,054.78x = 66,624,328.91
  5. Step 5: Solve for x
    x = 66,624,328.91/9,054.78
  6. Step 6: Final answer
    x = 7,357.92

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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.