Home / 4,652.64-6,420.69-2,556.75

Finding the Fourth Proportional to 4,652.64, 6,420.69 and 2,556.75

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Solution

The fourth proportional to 4,652.64, 6,420.69 and 2,556.75 is: 3,528.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,652.64 : 6,420.69 = 2,556.75 : x
  2. Step 2: Convert to fraction form
    4,652.64/6,420.69 = 2,556.75/x
  3. Step 3: Cross multiply
    4,652.64x = 6,420.69 × 2,556.75
  4. Step 4: Simplify right side
    4,652.64x = 16,416,099.16
  5. Step 5: Solve for x
    x = 16,416,099.16/4,652.64
  6. Step 6: Final answer
    x = 3,528.34

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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.