Home / 11,075.20-15,283.68-6,039.50

Finding the Fourth Proportional to 11,075.20, 15,283.68 and 6,039.50

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Solution

The fourth proportional to 11,075.20, 15,283.68 and 6,039.50 is: 8,334.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,075.20 : 15,283.68 = 6,039.50 : x
  2. Step 2: Convert to fraction form
    11,075.20/15,283.68 = 6,039.50/x
  3. Step 3: Cross multiply
    11,075.20x = 15,283.68 × 6,039.50
  4. Step 4: Simplify right side
    11,075.20x = 92,305,785.36
  5. Step 5: Solve for x
    x = 92,305,785.36/11,075.20
  6. Step 6: Final answer
    x = 8,334.46

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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.