Home / 11,075.24-15,283.78-6,107.24

Finding the Fourth Proportional to 11,075.24, 15,283.78 and 6,107.24

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Solution

The fourth proportional to 11,075.24, 15,283.78 and 6,107.24 is: 8,427.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,075.24 : 15,283.78 = 6,107.24 : x
  2. Step 2: Convert to fraction form
    11,075.24/15,283.78 = 6,107.24/x
  3. Step 3: Cross multiply
    11,075.24x = 15,283.78 × 6,107.24
  4. Step 4: Simplify right side
    11,075.24x = 93,341,712.57
  5. Step 5: Solve for x
    x = 93,341,712.57/11,075.24
  6. Step 6: Final answer
    x = 8,427.96

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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.