Home / 11,583.06-15,984.65-6,277.87

Finding the Fourth Proportional to 11,583.06, 15,984.65 and 6,277.87

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Solution

The fourth proportional to 11,583.06, 15,984.65 and 6,277.87 is: 8,663.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,583.06 : 15,984.65 = 6,277.87 : x
  2. Step 2: Convert to fraction form
    11,583.06/15,984.65 = 6,277.87/x
  3. Step 3: Cross multiply
    11,583.06x = 15,984.65 × 6,277.87
  4. Step 4: Simplify right side
    11,583.06x = 100,349,554.70
  5. Step 5: Solve for x
    x = 100,349,554.70/11,583.06
  6. Step 6: Final answer
    x = 8,663.48

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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.