Home / 11,111.31-15,333.51-6,075.48

Finding the Fourth Proportional to 11,111.31, 15,333.51 and 6,075.48

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Solution

The fourth proportional to 11,111.31, 15,333.51 and 6,075.48 is: 8,384.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,111.31 : 15,333.51 = 6,075.48 : x
  2. Step 2: Convert to fraction form
    11,111.31/15,333.51 = 6,075.48/x
  3. Step 3: Cross multiply
    11,111.31x = 15,333.51 × 6,075.48
  4. Step 4: Simplify right side
    11,111.31x = 93,158,440.59
  5. Step 5: Solve for x
    x = 93,158,440.59/11,111.31
  6. Step 6: Final answer
    x = 8,384.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.