Home / 11,111.09-15,333.24-6,075.32

Finding the Fourth Proportional to 11,111.09, 15,333.24 and 6,075.32

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Solution

The fourth proportional to 11,111.09, 15,333.24 and 6,075.32 is: 8,383.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,111.09 : 15,333.24 = 6,075.32 : x
  2. Step 2: Convert to fraction form
    11,111.09/15,333.24 = 6,075.32/x
  3. Step 3: Cross multiply
    11,111.09x = 15,333.24 × 6,075.32
  4. Step 4: Simplify right side
    11,111.09x = 93,154,262.97
  5. Step 5: Solve for x
    x = 93,154,262.97/11,111.09
  6. Step 6: Final answer
    x = 8,383.90

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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.