Home / 11,807.55-16,293.78-6,501.33

Finding the Fourth Proportional to 11,807.55, 16,293.78 and 6,501.33

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Solution

The fourth proportional to 11,807.55, 16,293.78 and 6,501.33 is: 8,971.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,807.55 : 16,293.78 = 6,501.33 : x
  2. Step 2: Convert to fraction form
    11,807.55/16,293.78 = 6,501.33/x
  3. Step 3: Cross multiply
    11,807.55x = 16,293.78 × 6,501.33
  4. Step 4: Simplify right side
    11,807.55x = 105,931,240.73
  5. Step 5: Solve for x
    x = 105,931,240.73/11,807.55
  6. Step 6: Final answer
    x = 8,971.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.