Home / 2,316.99-3,195.09-1,518.74

Finding the Fourth Proportional to 2,316.99, 3,195.09 and 1,518.74

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Solution

The fourth proportional to 2,316.99, 3,195.09 and 1,518.74 is: 2,094.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,316.99 : 3,195.09 = 1,518.74 : x
  2. Step 2: Convert to fraction form
    2,316.99/3,195.09 = 1,518.74/x
  3. Step 3: Cross multiply
    2,316.99x = 3,195.09 × 1,518.74
  4. Step 4: Simplify right side
    2,316.99x = 4,852,495.01
  5. Step 5: Solve for x
    x = 4,852,495.01/2,316.99
  6. Step 6: Final answer
    x = 2,094.31

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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.