Home / 3,610.66-5,415.99-1,302.16

Finding the Fourth Proportional to 3,610.66, 5,415.99 and 1,302.16

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Solution

The fourth proportional to 3,610.66, 5,415.99 and 1,302.16 is: 1,953.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.66 : 5,415.99 = 1,302.16 : x
  2. Step 2: Convert to fraction form
    3,610.66/5,415.99 = 1,302.16/x
  3. Step 3: Cross multiply
    3,610.66x = 5,415.99 × 1,302.16
  4. Step 4: Simplify right side
    3,610.66x = 7,052,465.49
  5. Step 5: Solve for x
    x = 7,052,465.49/3,610.66
  6. Step 6: Final answer
    x = 1,953.24

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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.