Home / 11,153.63-16,725.14-6,475.08

Finding the Fourth Proportional to 11,153.63, 16,725.14 and 6,475.08

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Solution

The fourth proportional to 11,153.63, 16,725.14 and 6,475.08 is: 9,709.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153.63 : 16,725.14 = 6,475.08 : x
  2. Step 2: Convert to fraction form
    11,153.63/16,725.14 = 6,475.08/x
  3. Step 3: Cross multiply
    11,153.63x = 16,725.14 × 6,475.08
  4. Step 4: Simplify right side
    11,153.63x = 108,296,619.51
  5. Step 5: Solve for x
    x = 108,296,619.51/11,153.63
  6. Step 6: Final answer
    x = 9,709.54

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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.