Home / 4,128.59-5,697.75-2,360.75

Finding the Fourth Proportional to 4,128.59, 5,697.75 and 2,360.75

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Solution

The fourth proportional to 4,128.59, 5,697.75 and 2,360.75 is: 3,258.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128.59 : 5,697.75 = 2,360.75 : x
  2. Step 2: Convert to fraction form
    4,128.59/5,697.75 = 2,360.75/x
  3. Step 3: Cross multiply
    4,128.59x = 5,697.75 × 2,360.75
  4. Step 4: Simplify right side
    4,128.59x = 13,450,963.31
  5. Step 5: Solve for x
    x = 13,450,963.31/4,128.59
  6. Step 6: Final answer
    x = 3,258.00

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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.