Home / 3,429.69-4,733.35-1,937.70

Finding the Fourth Proportional to 3,429.69, 4,733.35 and 1,937.70

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Solution

The fourth proportional to 3,429.69, 4,733.35 and 1,937.70 is: 2,674.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.69 : 4,733.35 = 1,937.70 : x
  2. Step 2: Convert to fraction form
    3,429.69/4,733.35 = 1,937.70/x
  3. Step 3: Cross multiply
    3,429.69x = 4,733.35 × 1,937.70
  4. Step 4: Simplify right side
    3,429.69x = 9,171,800.46
  5. Step 5: Solve for x
    x = 9,171,800.46/3,429.69
  6. Step 6: Final answer
    x = 2,674.24

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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.