Home / 10,948.35-16,408.63-6,998.07

Finding the Fourth Proportional to 10,948.35, 16,408.63 and 6,998.07

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Solution

The fourth proportional to 10,948.35, 16,408.63 and 6,998.07 is: 10,488.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,948.35 : 16,408.63 = 6,998.07 : x
  2. Step 2: Convert to fraction form
    10,948.35/16,408.63 = 6,998.07/x
  3. Step 3: Cross multiply
    10,948.35x = 16,408.63 × 6,998.07
  4. Step 4: Simplify right side
    10,948.35x = 114,828,741.34
  5. Step 5: Solve for x
    x = 114,828,741.34/10,948.35
  6. Step 6: Final answer
    x = 10,488.22

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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.