Home / 4,086.21-5,637.73-2,407.00

Finding the Fourth Proportional to 4,086.21, 5,637.73 and 2,407.00

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Solution

The fourth proportional to 4,086.21, 5,637.73 and 2,407.00 is: 3,320.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.21 : 5,637.73 = 2,407.00 : x
  2. Step 2: Convert to fraction form
    4,086.21/5,637.73 = 2,407.00/x
  3. Step 3: Cross multiply
    4,086.21x = 5,637.73 × 2,407.00
  4. Step 4: Simplify right side
    4,086.21x = 13,570,028.10
  5. Step 5: Solve for x
    x = 13,570,028.10/4,086.21
  6. Step 6: Final answer
    x = 3,320.93

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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.