Home / 11,346.30-17,019.72-4,325.40

Finding the Fourth Proportional to 11,346.30, 17,019.72 and 4,325.40

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Solution

The fourth proportional to 11,346.30, 17,019.72 and 4,325.40 is: 6,488.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346.30 : 17,019.72 = 4,325.40 : x
  2. Step 2: Convert to fraction form
    11,346.30/17,019.72 = 4,325.40/x
  3. Step 3: Cross multiply
    11,346.30x = 17,019.72 × 4,325.40
  4. Step 4: Simplify right side
    11,346.30x = 73,617,096.89
  5. Step 5: Solve for x
    x = 73,617,096.89/11,346.30
  6. Step 6: Final answer
    x = 6,488.20

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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.