Home / 6,205.80-8,564.40-4,106.28

Finding the Fourth Proportional to 6,205.80, 8,564.40 and 4,106.28

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Solution

The fourth proportional to 6,205.80, 8,564.40 and 4,106.28 is: 5,666.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,205.80 : 8,564.40 = 4,106.28 : x
  2. Step 2: Convert to fraction form
    6,205.80/8,564.40 = 4,106.28/x
  3. Step 3: Cross multiply
    6,205.80x = 8,564.40 × 4,106.28
  4. Step 4: Simplify right side
    6,205.80x = 35,167,824.43
  5. Step 5: Solve for x
    x = 35,167,824.43/6,205.80
  6. Step 6: Final answer
    x = 5,666.93

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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.