Home / 2,460.12-3,393.36-1,528.56

Finding the Fourth Proportional to 2,460.12, 3,393.36 and 1,528.56

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Solution

The fourth proportional to 2,460.12, 3,393.36 and 1,528.56 is: 2,108.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460.12 : 3,393.36 = 1,528.56 : x
  2. Step 2: Convert to fraction form
    2,460.12/3,393.36 = 1,528.56/x
  3. Step 3: Cross multiply
    2,460.12x = 3,393.36 × 1,528.56
  4. Step 4: Simplify right side
    2,460.12x = 5,186,954.36
  5. Step 5: Solve for x
    x = 5,186,954.36/2,460.12
  6. Step 6: Final answer
    x = 2,108.42

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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.