Home / 7,065.39-9,750.33-4,081.35

Finding the Fourth Proportional to 7,065.39, 9,750.33 and 4,081.35

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Solution

The fourth proportional to 7,065.39, 9,750.33 and 4,081.35 is: 5,632.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,065.39 : 9,750.33 = 4,081.35 : x
  2. Step 2: Convert to fraction form
    7,065.39/9,750.33 = 4,081.35/x
  3. Step 3: Cross multiply
    7,065.39x = 9,750.33 × 4,081.35
  4. Step 4: Simplify right side
    7,065.39x = 39,794,509.35
  5. Step 5: Solve for x
    x = 39,794,509.35/7,065.39
  6. Step 6: Final answer
    x = 5,632.32

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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.