Home / 11,096.08-15,312.72-6,380.24

Finding the Fourth Proportional to 11,096.08, 15,312.72 and 6,380.24

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Solution

The fourth proportional to 11,096.08, 15,312.72 and 6,380.24 is: 8,804.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,096.08 : 15,312.72 = 6,380.24 : x
  2. Step 2: Convert to fraction form
    11,096.08/15,312.72 = 6,380.24/x
  3. Step 3: Cross multiply
    11,096.08x = 15,312.72 × 6,380.24
  4. Step 4: Simplify right side
    11,096.08x = 97,698,828.65
  5. Step 5: Solve for x
    x = 97,698,828.65/11,096.08
  6. Step 6: Final answer
    x = 8,804.81

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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.