Home / 8,810.06-13,203.69-6,722.36

Finding the Fourth Proportional to 8,810.06, 13,203.69 and 6,722.36

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Solution

The fourth proportional to 8,810.06, 13,203.69 and 6,722.36 is: 10,074.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,810.06 : 13,203.69 = 6,722.36 : x
  2. Step 2: Convert to fraction form
    8,810.06/13,203.69 = 6,722.36/x
  3. Step 3: Cross multiply
    8,810.06x = 13,203.69 × 6,722.36
  4. Step 4: Simplify right side
    8,810.06x = 88,759,957.51
  5. Step 5: Solve for x
    x = 88,759,957.51/8,810.06
  6. Step 6: Final answer
    x = 10,074.84

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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.