Home / 11,435.16-17,152.72-4,039.64

Finding the Fourth Proportional to 11,435.16, 17,152.72 and 4,039.64

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Solution

The fourth proportional to 11,435.16, 17,152.72 and 4,039.64 is: 6,059.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,435.16 : 17,152.72 = 4,039.64 : x
  2. Step 2: Convert to fraction form
    11,435.16/17,152.72 = 4,039.64/x
  3. Step 3: Cross multiply
    11,435.16x = 17,152.72 × 4,039.64
  4. Step 4: Simplify right side
    11,435.16x = 69,290,813.82
  5. Step 5: Solve for x
    x = 69,290,813.82/11,435.16
  6. Step 6: Final answer
    x = 6,059.45

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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.