Home / 9,911.16-13,675.23-6,725.03

Finding the Fourth Proportional to 9,911.16, 13,675.23 and 6,725.03

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Solution

The fourth proportional to 9,911.16, 13,675.23 and 6,725.03 is: 9,279.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,911.16 : 13,675.23 = 6,725.03 : x
  2. Step 2: Convert to fraction form
    9,911.16/13,675.23 = 6,725.03/x
  3. Step 3: Cross multiply
    9,911.16x = 13,675.23 × 6,725.03
  4. Step 4: Simplify right side
    9,911.16x = 91,966,263.63
  5. Step 5: Solve for x
    x = 91,966,263.63/9,911.16
  6. Step 6: Final answer
    x = 9,279.06

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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.