Home / 2,854.23-4,282.08-1,210.83

Finding the Fourth Proportional to 2,854.23, 4,282.08 and 1,210.83

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Solution

The fourth proportional to 2,854.23, 4,282.08 and 1,210.83 is: 1,816.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.23 : 4,282.08 = 1,210.83 : x
  2. Step 2: Convert to fraction form
    2,854.23/4,282.08 = 1,210.83/x
  3. Step 3: Cross multiply
    2,854.23x = 4,282.08 × 1,210.83
  4. Step 4: Simplify right side
    2,854.23x = 5,184,870.93
  5. Step 5: Solve for x
    x = 5,184,870.93/2,854.23
  6. Step 6: Final answer
    x = 1,816.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.