Home / 9,488.07-13,093.47-5,239.40

Finding the Fourth Proportional to 9,488.07, 13,093.47 and 5,239.40

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Solution

The fourth proportional to 9,488.07, 13,093.47 and 5,239.40 is: 7,230.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,488.07 : 13,093.47 = 5,239.40 : x
  2. Step 2: Convert to fraction form
    9,488.07/13,093.47 = 5,239.40/x
  3. Step 3: Cross multiply
    9,488.07x = 13,093.47 × 5,239.40
  4. Step 4: Simplify right side
    9,488.07x = 68,601,861.25
  5. Step 5: Solve for x
    x = 68,601,861.25/9,488.07
  6. Step 6: Final answer
    x = 7,230.33

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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.