Home / 4,130.22-5,699.55-2,361.78

Finding the Fourth Proportional to 4,130.22, 5,699.55 and 2,361.78

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Solution

The fourth proportional to 4,130.22, 5,699.55 and 2,361.78 is: 3,259.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.22 : 5,699.55 = 2,361.78 : x
  2. Step 2: Convert to fraction form
    4,130.22/5,699.55 = 2,361.78/x
  3. Step 3: Cross multiply
    4,130.22x = 5,699.55 × 2,361.78
  4. Step 4: Simplify right side
    4,130.22x = 13,461,083.20
  5. Step 5: Solve for x
    x = 13,461,083.20/4,130.22
  6. Step 6: Final answer
    x = 3,259.17

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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.