Home / 10,448.64-15,652.08-6,738

Finding the Fourth Proportional to 10,448.64, 15,652.08 and 6,738

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Solution

The fourth proportional to 10,448.64, 15,652.08 and 6,738 is: 10,093.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,448.64 : 15,652.08 = 6,738 : x
  2. Step 2: Convert to fraction form
    10,448.64/15,652.08 = 6,738/x
  3. Step 3: Cross multiply
    10,448.64x = 15,652.08 × 6,738
  4. Step 4: Simplify right side
    10,448.64x = 105,463,715.04
  5. Step 5: Solve for x
    x = 105,463,715.04/10,448.64
  6. Step 6: Final answer
    x = 10,093.54

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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.