Home / 11,740.65-16,202.01-6,435.46

Finding the Fourth Proportional to 11,740.65, 16,202.01 and 6,435.46

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Solution

The fourth proportional to 11,740.65, 16,202.01 and 6,435.46 is: 8,880.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740.65 : 16,202.01 = 6,435.46 : x
  2. Step 2: Convert to fraction form
    11,740.65/16,202.01 = 6,435.46/x
  3. Step 3: Cross multiply
    11,740.65x = 16,202.01 × 6,435.46
  4. Step 4: Simplify right side
    11,740.65x = 104,267,349.89
  5. Step 5: Solve for x
    x = 104,267,349.89/11,740.65
  6. Step 6: Final answer
    x = 8,880.88

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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.