Home / 9,386.13-14,078.83-3,460.45

Finding the Fourth Proportional to 9,386.13, 14,078.83 and 3,460.45

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Solution

The fourth proportional to 9,386.13, 14,078.83 and 3,460.45 is: 5,190.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,386.13 : 14,078.83 = 3,460.45 : x
  2. Step 2: Convert to fraction form
    9,386.13/14,078.83 = 3,460.45/x
  3. Step 3: Cross multiply
    9,386.13x = 14,078.83 × 3,460.45
  4. Step 4: Simplify right side
    9,386.13x = 48,719,091.90
  5. Step 5: Solve for x
    x = 48,719,091.90/9,386.13
  6. Step 6: Final answer
    x = 5,190.54

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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.