Home / 7,133.18-10,648.22-6,258.38

Finding the Fourth Proportional to 7,133.18, 10,648.22 and 6,258.38

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Solution

The fourth proportional to 7,133.18, 10,648.22 and 6,258.38 is: 9,342.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133.18 : 10,648.22 = 6,258.38 : x
  2. Step 2: Convert to fraction form
    7,133.18/10,648.22 = 6,258.38/x
  3. Step 3: Cross multiply
    7,133.18x = 10,648.22 × 6,258.38
  4. Step 4: Simplify right side
    7,133.18x = 66,640,522.55
  5. Step 5: Solve for x
    x = 66,640,522.55/7,133.18
  6. Step 6: Final answer
    x = 9,342.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.