Home / 6,810.05-10,215.45-2,427.50

Finding the Fourth Proportional to 6,810.05, 10,215.45 and 2,427.50

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Solution

The fourth proportional to 6,810.05, 10,215.45 and 2,427.50 is: 3,641.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,810.05 : 10,215.45 = 2,427.50 : x
  2. Step 2: Convert to fraction form
    6,810.05/10,215.45 = 2,427.50/x
  3. Step 3: Cross multiply
    6,810.05x = 10,215.45 × 2,427.50
  4. Step 4: Simplify right side
    6,810.05x = 24,798,004.88
  5. Step 5: Solve for x
    x = 24,798,004.88/6,810.05
  6. Step 6: Final answer
    x = 3,641.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.