Home / 11,533.82-15,916.68-6,228.64

Finding the Fourth Proportional to 11,533.82, 15,916.68 and 6,228.64

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Solution

The fourth proportional to 11,533.82, 15,916.68 and 6,228.64 is: 8,595.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,533.82 : 15,916.68 = 6,228.64 : x
  2. Step 2: Convert to fraction form
    11,533.82/15,916.68 = 6,228.64/x
  3. Step 3: Cross multiply
    11,533.82x = 15,916.68 × 6,228.64
  4. Step 4: Simplify right side
    11,533.82x = 99,139,238.57
  5. Step 5: Solve for x
    x = 99,139,238.57/11,533.82
  6. Step 6: Final answer
    x = 8,595.52

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1.5x scale

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.