Home / 11,898.16-17,848.84-4,971.04

Finding the Fourth Proportional to 11,898.16, 17,848.84 and 4,971.04

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Solution

The fourth proportional to 11,898.16, 17,848.84 and 4,971.04 is: 7,457.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,898.16 : 17,848.84 = 4,971.04 : x
  2. Step 2: Convert to fraction form
    11,898.16/17,848.84 = 4,971.04/x
  3. Step 3: Cross multiply
    11,898.16x = 17,848.84 × 4,971.04
  4. Step 4: Simplify right side
    11,898.16x = 88,727,297.59
  5. Step 5: Solve for x
    x = 88,727,297.59/11,898.16
  6. Step 6: Final answer
    x = 7,457.23

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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.