Home / 11,769.24-16,242.55-6,465.16

Finding the Fourth Proportional to 11,769.24, 16,242.55 and 6,465.16

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Solution

The fourth proportional to 11,769.24, 16,242.55 and 6,465.16 is: 8,922.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.24 : 16,242.55 = 6,465.16 : x
  2. Step 2: Convert to fraction form
    11,769.24/16,242.55 = 6,465.16/x
  3. Step 3: Cross multiply
    11,769.24x = 16,242.55 × 6,465.16
  4. Step 4: Simplify right side
    11,769.24x = 105,010,627.79
  5. Step 5: Solve for x
    x = 105,010,627.79/11,769.24
  6. Step 6: Final answer
    x = 8,922.46

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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.