Home / 11,645.01-16,075.53-6,863.45

Finding the Fourth Proportional to 11,645.01, 16,075.53 and 6,863.45

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Solution

The fourth proportional to 11,645.01, 16,075.53 and 6,863.45 is: 9,474.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,645.01 : 16,075.53 = 6,863.45 : x
  2. Step 2: Convert to fraction form
    11,645.01/16,075.53 = 6,863.45/x
  3. Step 3: Cross multiply
    11,645.01x = 16,075.53 × 6,863.45
  4. Step 4: Simplify right side
    11,645.01x = 110,333,516.00
  5. Step 5: Solve for x
    x = 110,333,516.00/11,645.01
  6. Step 6: Final answer
    x = 9,474.75

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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.