Home / 5,570.88-8,352.64-2,108.32

Finding the Fourth Proportional to 5,570.88, 8,352.64 and 2,108.32

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Solution

The fourth proportional to 5,570.88, 8,352.64 and 2,108.32 is: 3,161.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570.88 : 8,352.64 = 2,108.32 : x
  2. Step 2: Convert to fraction form
    5,570.88/8,352.64 = 2,108.32/x
  3. Step 3: Cross multiply
    5,570.88x = 8,352.64 × 2,108.32
  4. Step 4: Simplify right side
    5,570.88x = 17,610,037.96
  5. Step 5: Solve for x
    x = 17,610,037.96/5,570.88
  6. Step 6: Final answer
    x = 3,161.09

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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.