Home / 4,132.88-6,198.51-1,210.40

Finding the Fourth Proportional to 4,132.88, 6,198.51 and 1,210.40

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Solution

The fourth proportional to 4,132.88, 6,198.51 and 1,210.40 is: 1,815.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.88 : 6,198.51 = 1,210.40 : x
  2. Step 2: Convert to fraction form
    4,132.88/6,198.51 = 1,210.40/x
  3. Step 3: Cross multiply
    4,132.88x = 6,198.51 × 1,210.40
  4. Step 4: Simplify right side
    4,132.88x = 7,502,676.50
  5. Step 5: Solve for x
    x = 7,502,676.50/4,132.88
  6. Step 6: Final answer
    x = 1,815.36

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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.