Home / 4,652.62-6,420.51-2,556.70

Finding the Fourth Proportional to 4,652.62, 6,420.51 and 2,556.70

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Solution

The fourth proportional to 4,652.62, 6,420.51 and 2,556.70 is: 3,528.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,652.62 : 6,420.51 = 2,556.70 : x
  2. Step 2: Convert to fraction form
    4,652.62/6,420.51 = 2,556.70/x
  3. Step 3: Cross multiply
    4,652.62x = 6,420.51 × 2,556.70
  4. Step 4: Simplify right side
    4,652.62x = 16,415,317.92
  5. Step 5: Solve for x
    x = 16,415,317.92/4,652.62
  6. Step 6: Final answer
    x = 3,528.19

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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.