Home / 3,955.75-5,459.03-2,560.93

Finding the Fourth Proportional to 3,955.75, 5,459.03 and 2,560.93

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Solution

The fourth proportional to 3,955.75, 5,459.03 and 2,560.93 is: 3,534.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955.75 : 5,459.03 = 2,560.93 : x
  2. Step 2: Convert to fraction form
    3,955.75/5,459.03 = 2,560.93/x
  3. Step 3: Cross multiply
    3,955.75x = 5,459.03 × 2,560.93
  4. Step 4: Simplify right side
    3,955.75x = 13,980,193.70
  5. Step 5: Solve for x
    x = 13,980,193.70/3,955.75
  6. Step 6: Final answer
    x = 3,534.14

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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.