Home / 5,556.81-8,337.51-2,435.20

Finding the Fourth Proportional to 5,556.81, 8,337.51 and 2,435.20

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Solution

The fourth proportional to 5,556.81, 8,337.51 and 2,435.20 is: 3,653.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.81 : 8,337.51 = 2,435.20 : x
  2. Step 2: Convert to fraction form
    5,556.81/8,337.51 = 2,435.20/x
  3. Step 3: Cross multiply
    5,556.81x = 8,337.51 × 2,435.20
  4. Step 4: Simplify right side
    5,556.81x = 20,303,504.35
  5. Step 5: Solve for x
    x = 20,303,504.35/5,556.81
  6. Step 6: Final answer
    x = 3,653.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.