Home / 5,576.21-7,698.53-3,454.58

Finding the Fourth Proportional to 5,576.21, 7,698.53 and 3,454.58

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Solution

The fourth proportional to 5,576.21, 7,698.53 and 3,454.58 is: 4,769.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.21 : 7,698.53 = 3,454.58 : x
  2. Step 2: Convert to fraction form
    5,576.21/7,698.53 = 3,454.58/x
  3. Step 3: Cross multiply
    5,576.21x = 7,698.53 × 3,454.58
  4. Step 4: Simplify right side
    5,576.21x = 26,595,132.00
  5. Step 5: Solve for x
    x = 26,595,132.00/5,576.21
  6. Step 6: Final answer
    x = 4,769.40

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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.