Home / 11,230.84-16,856.64-5,688.08

Finding the Fourth Proportional to 11,230.84, 16,856.64 and 5,688.08

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Solution

The fourth proportional to 11,230.84, 16,856.64 and 5,688.08 is: 8,537.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.84 : 16,856.64 = 5,688.08 : x
  2. Step 2: Convert to fraction form
    11,230.84/16,856.64 = 5,688.08/x
  3. Step 3: Cross multiply
    11,230.84x = 16,856.64 × 5,688.08
  4. Step 4: Simplify right side
    11,230.84x = 95,881,888.41
  5. Step 5: Solve for x
    x = 95,881,888.41/11,230.84
  6. Step 6: Final answer
    x = 8,537.37

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1.5x scale

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.