Home / 11,700.45-17,557.05-4,303.83

Finding the Fourth Proportional to 11,700.45, 17,557.05 and 4,303.83

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Solution

The fourth proportional to 11,700.45, 17,557.05 and 4,303.83 is: 6,458.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700.45 : 17,557.05 = 4,303.83 : x
  2. Step 2: Convert to fraction form
    11,700.45/17,557.05 = 4,303.83/x
  3. Step 3: Cross multiply
    11,700.45x = 17,557.05 × 4,303.83
  4. Step 4: Simplify right side
    11,700.45x = 75,562,640.48
  5. Step 5: Solve for x
    x = 75,562,640.48/11,700.45
  6. Step 6: Final answer
    x = 6,458.10

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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.