Home / 9,055.89-13,575.33-4,889.70

Finding the Fourth Proportional to 9,055.89, 13,575.33 and 4,889.70

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Solution

The fourth proportional to 9,055.89, 13,575.33 and 4,889.70 is: 7,329.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,055.89 : 13,575.33 = 4,889.70 : x
  2. Step 2: Convert to fraction form
    9,055.89/13,575.33 = 4,889.70/x
  3. Step 3: Cross multiply
    9,055.89x = 13,575.33 × 4,889.70
  4. Step 4: Simplify right side
    9,055.89x = 66,379,291.10
  5. Step 5: Solve for x
    x = 66,379,291.10/9,055.89
  6. Step 6: Final answer
    x = 7,329.96

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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.