Home / 11,263.36-16,899.60-4,688.32

Finding the Fourth Proportional to 11,263.36, 16,899.60 and 4,688.32

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Solution

The fourth proportional to 11,263.36, 16,899.60 and 4,688.32 is: 7,034.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,263.36 : 16,899.60 = 4,688.32 : x
  2. Step 2: Convert to fraction form
    11,263.36/16,899.60 = 4,688.32/x
  3. Step 3: Cross multiply
    11,263.36x = 16,899.60 × 4,688.32
  4. Step 4: Simplify right side
    11,263.36x = 79,230,732.67
  5. Step 5: Solve for x
    x = 79,230,732.67/11,263.36
  6. Step 6: Final answer
    x = 7,034.38

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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.