Home / 3,666.09-5,063.39-2,485.11

Finding the Fourth Proportional to 3,666.09, 5,063.39 and 2,485.11

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Solution

The fourth proportional to 3,666.09, 5,063.39 and 2,485.11 is: 3,432.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.09 : 5,063.39 = 2,485.11 : x
  2. Step 2: Convert to fraction form
    3,666.09/5,063.39 = 2,485.11/x
  3. Step 3: Cross multiply
    3,666.09x = 5,063.39 × 2,485.11
  4. Step 4: Simplify right side
    3,666.09x = 12,583,090.01
  5. Step 5: Solve for x
    x = 12,583,090.01/3,666.09
  6. Step 6: Final answer
    x = 3,432.29

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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.