Home / 6,075.76-8,386.60-3,841.36

Finding the Fourth Proportional to 6,075.76, 8,386.60 and 3,841.36

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Solution

The fourth proportional to 6,075.76, 8,386.60 and 3,841.36 is: 5,302.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.76 : 8,386.60 = 3,841.36 : x
  2. Step 2: Convert to fraction form
    6,075.76/8,386.60 = 3,841.36/x
  3. Step 3: Cross multiply
    6,075.76x = 8,386.60 × 3,841.36
  4. Step 4: Simplify right side
    6,075.76x = 32,215,949.78
  5. Step 5: Solve for x
    x = 32,215,949.78/6,075.76
  6. Step 6: Final answer
    x = 5,302.37

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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.