Home / 4,152.02-5,729.75-2,289.02

Finding the Fourth Proportional to 4,152.02, 5,729.75 and 2,289.02

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Solution

The fourth proportional to 4,152.02, 5,729.75 and 2,289.02 is: 3,158.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.02 : 5,729.75 = 2,289.02 : x
  2. Step 2: Convert to fraction form
    4,152.02/5,729.75 = 2,289.02/x
  3. Step 3: Cross multiply
    4,152.02x = 5,729.75 × 2,289.02
  4. Step 4: Simplify right side
    4,152.02x = 13,115,512.35
  5. Step 5: Solve for x
    x = 13,115,512.35/4,152.02
  6. Step 6: Final answer
    x = 3,158.83

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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.