Home / 3,426.25-4,728.23-1,854.36

Finding the Fourth Proportional to 3,426.25, 4,728.23 and 1,854.36

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Solution

The fourth proportional to 3,426.25, 4,728.23 and 1,854.36 is: 2,559.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.25 : 4,728.23 = 1,854.36 : x
  2. Step 2: Convert to fraction form
    3,426.25/4,728.23 = 1,854.36/x
  3. Step 3: Cross multiply
    3,426.25x = 4,728.23 × 1,854.36
  4. Step 4: Simplify right side
    3,426.25x = 8,767,807.67
  5. Step 5: Solve for x
    x = 8,767,807.67/3,426.25
  6. Step 6: Final answer
    x = 2,559.01

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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.