Home / 2,975.29-4,102.58-2,435.27

Finding the Fourth Proportional to 2,975.29, 4,102.58 and 2,435.27

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Solution

The fourth proportional to 2,975.29, 4,102.58 and 2,435.27 is: 3,357.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975.29 : 4,102.58 = 2,435.27 : x
  2. Step 2: Convert to fraction form
    2,975.29/4,102.58 = 2,435.27/x
  3. Step 3: Cross multiply
    2,975.29x = 4,102.58 × 2,435.27
  4. Step 4: Simplify right side
    2,975.29x = 9,990,875.57
  5. Step 5: Solve for x
    x = 9,990,875.57/2,975.29
  6. Step 6: Final answer
    x = 3,357.95

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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.