Home / 11,110.75-15,332.83-6,075.00

Finding the Fourth Proportional to 11,110.75, 15,332.83 and 6,075.00

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Solution

The fourth proportional to 11,110.75, 15,332.83 and 6,075.00 is: 8,383.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,110.75 : 15,332.83 = 6,075.00 : x
  2. Step 2: Convert to fraction form
    11,110.75/15,332.83 = 6,075.00/x
  3. Step 3: Cross multiply
    11,110.75x = 15,332.83 × 6,075.00
  4. Step 4: Simplify right side
    11,110.75x = 93,146,865.59
  5. Step 5: Solve for x
    x = 93,146,865.59/11,110.75
  6. Step 6: Final answer
    x = 8,383.49

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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.