Home / 11,111.84-15,334.44-6,075.97

Finding the Fourth Proportional to 11,111.84, 15,334.44 and 6,075.97

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Solution

The fourth proportional to 11,111.84, 15,334.44 and 6,075.97 is: 8,384.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,111.84 : 15,334.44 = 6,075.97 : x
  2. Step 2: Convert to fraction form
    11,111.84/15,334.44 = 6,075.97/x
  3. Step 3: Cross multiply
    11,111.84x = 15,334.44 × 6,075.97
  4. Step 4: Simplify right side
    11,111.84x = 93,171,597.41
  5. Step 5: Solve for x
    x = 93,171,597.41/11,111.84
  6. Step 6: Final answer
    x = 8,384.89

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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.