Home / 4,070.34-6,105.63-1,880.94

Finding the Fourth Proportional to 4,070.34, 6,105.63 and 1,880.94

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Solution

The fourth proportional to 4,070.34, 6,105.63 and 1,880.94 is: 2,821.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.34 : 6,105.63 = 1,880.94 : x
  2. Step 2: Convert to fraction form
    4,070.34/6,105.63 = 1,880.94/x
  3. Step 3: Cross multiply
    4,070.34x = 6,105.63 × 1,880.94
  4. Step 4: Simplify right side
    4,070.34x = 11,484,323.69
  5. Step 5: Solve for x
    x = 11,484,323.69/4,070.34
  6. Step 6: Final answer
    x = 2,821.47

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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.