Home / 11,798.23-17,688.76-5,554.78

Finding the Fourth Proportional to 11,798.23, 17,688.76 and 5,554.78

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Solution

The fourth proportional to 11,798.23, 17,688.76 and 5,554.78 is: 8,328.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,798.23 : 17,688.76 = 5,554.78 : x
  2. Step 2: Convert to fraction form
    11,798.23/17,688.76 = 5,554.78/x
  3. Step 3: Cross multiply
    11,798.23x = 17,688.76 × 5,554.78
  4. Step 4: Simplify right side
    11,798.23x = 98,257,170.27
  5. Step 5: Solve for x
    x = 98,257,170.27/11,798.23
  6. Step 6: Final answer
    x = 8,328.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.