Home / 11,013.36-16,515.72-4,438.32

Finding the Fourth Proportional to 11,013.36, 16,515.72 and 4,438.32

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Solution

The fourth proportional to 11,013.36, 16,515.72 and 4,438.32 is: 6,655.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,013.36 : 16,515.72 = 4,438.32 : x
  2. Step 2: Convert to fraction form
    11,013.36/16,515.72 = 4,438.32/x
  3. Step 3: Cross multiply
    11,013.36x = 16,515.72 × 4,438.32
  4. Step 4: Simplify right side
    11,013.36x = 73,302,050.39
  5. Step 5: Solve for x
    x = 73,302,050.39/11,013.36
  6. Step 6: Final answer
    x = 6,655.74

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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.