Home / 2,357.49-3,253.77-1,518.06

Finding the Fourth Proportional to 2,357.49, 3,253.77 and 1,518.06

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Solution

The fourth proportional to 2,357.49, 3,253.77 and 1,518.06 is: 2,095.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357.49 : 3,253.77 = 1,518.06 : x
  2. Step 2: Convert to fraction form
    2,357.49/3,253.77 = 1,518.06/x
  3. Step 3: Cross multiply
    2,357.49x = 3,253.77 × 1,518.06
  4. Step 4: Simplify right side
    2,357.49x = 4,939,418.09
  5. Step 5: Solve for x
    x = 4,939,418.09/2,357.49
  6. Step 6: Final answer
    x = 2,095.20

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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.