Home / 2,508.21-3,460.63-1,499.80

Finding the Fourth Proportional to 2,508.21, 3,460.63 and 1,499.80

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Solution

The fourth proportional to 2,508.21, 3,460.63 and 1,499.80 is: 2,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508.21 : 3,460.63 = 1,499.80 : x
  2. Step 2: Convert to fraction form
    2,508.21/3,460.63 = 1,499.80/x
  3. Step 3: Cross multiply
    2,508.21x = 3,460.63 × 1,499.80
  4. Step 4: Simplify right side
    2,508.21x = 5,190,244.22
  5. Step 5: Solve for x
    x = 5,190,244.22/2,508.21
  6. Step 6: Final answer
    x = 2,069.30

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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.