Home / 4,652.28-6,420.54-2,556.84

Finding the Fourth Proportional to 4,652.28, 6,420.54 and 2,556.84

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Solution

The fourth proportional to 4,652.28, 6,420.54 and 2,556.84 is: 3,528.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,652.28 : 6,420.54 = 2,556.84 : x
  2. Step 2: Convert to fraction form
    4,652.28/6,420.54 = 2,556.84/x
  3. Step 3: Cross multiply
    4,652.28x = 6,420.54 × 2,556.84
  4. Step 4: Simplify right side
    4,652.28x = 16,416,293.49
  5. Step 5: Solve for x
    x = 16,416,293.49/4,652.28
  6. Step 6: Final answer
    x = 3,528.66

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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.