Home / 8,346.18-12,568.56-7,263.57

Finding the Fourth Proportional to 8,346.18, 12,568.56 and 7,263.57

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Solution

The fourth proportional to 8,346.18, 12,568.56 and 7,263.57 is: 10,938.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346.18 : 12,568.56 = 7,263.57 : x
  2. Step 2: Convert to fraction form
    8,346.18/12,568.56 = 7,263.57/x
  3. Step 3: Cross multiply
    8,346.18x = 12,568.56 × 7,263.57
  4. Step 4: Simplify right side
    8,346.18x = 91,292,615.36
  5. Step 5: Solve for x
    x = 91,292,615.36/8,346.18
  6. Step 6: Final answer
    x = 10,938.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.