Home / 2,854.46-4,283.30-1,210.83

Finding the Fourth Proportional to 2,854.46, 4,283.30 and 1,210.83

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Solution

The fourth proportional to 2,854.46, 4,283.30 and 1,210.83 is: 1,816.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.46 : 4,283.30 = 1,210.83 : x
  2. Step 2: Convert to fraction form
    2,854.46/4,283.30 = 1,210.83/x
  3. Step 3: Cross multiply
    2,854.46x = 4,283.30 × 1,210.83
  4. Step 4: Simplify right side
    2,854.46x = 5,186,351.17
  5. Step 5: Solve for x
    x = 5,186,351.17/2,854.46
  6. Step 6: Final answer
    x = 1,816.93

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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.