Home / 3,460.19-5,186.43-1,485.27

Finding the Fourth Proportional to 3,460.19, 5,186.43 and 1,485.27

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Solution

The fourth proportional to 3,460.19, 5,186.43 and 1,485.27 is: 2,226.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.19 : 5,186.43 = 1,485.27 : x
  2. Step 2: Convert to fraction form
    3,460.19/5,186.43 = 1,485.27/x
  3. Step 3: Cross multiply
    3,460.19x = 5,186.43 × 1,485.27
  4. Step 4: Simplify right side
    3,460.19x = 7,703,248.89
  5. Step 5: Solve for x
    x = 7,703,248.89/3,460.19
  6. Step 6: Final answer
    x = 2,226.25

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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.