Home / 11,417.12-17,129.57-6,152.67

Finding the Fourth Proportional to 11,417.12, 17,129.57 and 6,152.67

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Solution

The fourth proportional to 11,417.12, 17,129.57 and 6,152.67 is: 9,231.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,417.12 : 17,129.57 = 6,152.67 : x
  2. Step 2: Convert to fraction form
    11,417.12/17,129.57 = 6,152.67/x
  3. Step 3: Cross multiply
    11,417.12x = 17,129.57 × 6,152.67
  4. Step 4: Simplify right side
    11,417.12x = 105,392,591.45
  5. Step 5: Solve for x
    x = 105,392,591.45/11,417.12
  6. Step 6: Final answer
    x = 9,231.10

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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.