Home / 11,395.80-17,085.60-4,373.10

Finding the Fourth Proportional to 11,395.80, 17,085.60 and 4,373.10

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Solution

The fourth proportional to 11,395.80, 17,085.60 and 4,373.10 is: 6,556.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,395.80 : 17,085.60 = 4,373.10 : x
  2. Step 2: Convert to fraction form
    11,395.80/17,085.60 = 4,373.10/x
  3. Step 3: Cross multiply
    11,395.80x = 17,085.60 × 4,373.10
  4. Step 4: Simplify right side
    11,395.80x = 74,717,037.36
  5. Step 5: Solve for x
    x = 74,717,037.36/11,395.80
  6. Step 6: Final answer
    x = 6,556.54

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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.