Home / 11,848.87-16,351.40-6,543.64

Finding the Fourth Proportional to 11,848.87, 16,351.40 and 6,543.64

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Solution

The fourth proportional to 11,848.87, 16,351.40 and 6,543.64 is: 9,030.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848.87 : 16,351.40 = 6,543.64 : x
  2. Step 2: Convert to fraction form
    11,848.87/16,351.40 = 6,543.64/x
  3. Step 3: Cross multiply
    11,848.87x = 16,351.40 × 6,543.64
  4. Step 4: Simplify right side
    11,848.87x = 106,997,675.10
  5. Step 5: Solve for x
    x = 106,997,675.10/11,848.87
  6. Step 6: Final answer
    x = 9,030.20

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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.