Home / 2,435.94-3,359.80-1,551.12

Finding the Fourth Proportional to 2,435.94, 3,359.80 and 1,551.12

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Solution

The fourth proportional to 2,435.94, 3,359.80 and 1,551.12 is: 2,139.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,435.94 : 3,359.80 = 1,551.12 : x
  2. Step 2: Convert to fraction form
    2,435.94/3,359.80 = 1,551.12/x
  3. Step 3: Cross multiply
    2,435.94x = 3,359.80 × 1,551.12
  4. Step 4: Simplify right side
    2,435.94x = 5,211,452.98
  5. Step 5: Solve for x
    x = 5,211,452.98/2,435.94
  6. Step 6: Final answer
    x = 2,139.40

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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.