Home / 3,034.40-4,551.42-1,785.68

Finding the Fourth Proportional to 3,034.40, 4,551.42 and 1,785.68

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Solution

The fourth proportional to 3,034.40, 4,551.42 and 1,785.68 is: 2,678.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.40 : 4,551.42 = 1,785.68 : x
  2. Step 2: Convert to fraction form
    3,034.40/4,551.42 = 1,785.68/x
  3. Step 3: Cross multiply
    3,034.40x = 4,551.42 × 1,785.68
  4. Step 4: Simplify right side
    3,034.40x = 8,127,379.67
  5. Step 5: Solve for x
    x = 8,127,379.67/3,034.40
  6. Step 6: Final answer
    x = 2,678.41

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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.