Home / 11,020.93-15,205.08-7,044.37

Finding the Fourth Proportional to 11,020.93, 15,205.08 and 7,044.37

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Solution

The fourth proportional to 11,020.93, 15,205.08 and 7,044.37 is: 9,718.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,020.93 : 15,205.08 = 7,044.37 : x
  2. Step 2: Convert to fraction form
    11,020.93/15,205.08 = 7,044.37/x
  3. Step 3: Cross multiply
    11,020.93x = 15,205.08 × 7,044.37
  4. Step 4: Simplify right side
    11,020.93x = 107,110,209.40
  5. Step 5: Solve for x
    x = 107,110,209.40/11,020.93
  6. Step 6: Final answer
    x = 9,718.80

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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.