Home / 7,806.16-11,707.47-2,258.27

Finding the Fourth Proportional to 7,806.16, 11,707.47 and 2,258.27

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Solution

The fourth proportional to 7,806.16, 11,707.47 and 2,258.27 is: 3,386.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,806.16 : 11,707.47 = 2,258.27 : x
  2. Step 2: Convert to fraction form
    7,806.16/11,707.47 = 2,258.27/x
  3. Step 3: Cross multiply
    7,806.16x = 11,707.47 × 2,258.27
  4. Step 4: Simplify right side
    7,806.16x = 26,438,628.28
  5. Step 5: Solve for x
    x = 26,438,628.28/7,806.16
  6. Step 6: Final answer
    x = 3,386.89

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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.