Home / 10,875.36-16,315.08-3,477.83

Finding the Fourth Proportional to 10,875.36, 16,315.08 and 3,477.83

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Solution

The fourth proportional to 10,875.36, 16,315.08 and 3,477.83 is: 5,217.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,875.36 : 16,315.08 = 3,477.83 : x
  2. Step 2: Convert to fraction form
    10,875.36/16,315.08 = 3,477.83/x
  3. Step 3: Cross multiply
    10,875.36x = 16,315.08 × 3,477.83
  4. Step 4: Simplify right side
    10,875.36x = 56,740,993.10
  5. Step 5: Solve for x
    x = 56,740,993.10/10,875.36
  6. Step 6: Final answer
    x = 5,217.39

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.