Home / 3,316.83-4,575.74-2,137.47

Finding the Fourth Proportional to 3,316.83, 4,575.74 and 2,137.47

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Solution

The fourth proportional to 3,316.83, 4,575.74 and 2,137.47 is: 2,948.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.83 : 4,575.74 = 2,137.47 : x
  2. Step 2: Convert to fraction form
    3,316.83/4,575.74 = 2,137.47/x
  3. Step 3: Cross multiply
    3,316.83x = 4,575.74 × 2,137.47
  4. Step 4: Simplify right side
    3,316.83x = 9,780,496.29
  5. Step 5: Solve for x
    x = 9,780,496.29/3,316.83
  6. Step 6: Final answer
    x = 2,948.75

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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.