Home / 4,959.77-7,440.34-1,673.80

Finding the Fourth Proportional to 4,959.77, 7,440.34 and 1,673.80

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Solution

The fourth proportional to 4,959.77, 7,440.34 and 1,673.80 is: 2,510.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.77 : 7,440.34 = 1,673.80 : x
  2. Step 2: Convert to fraction form
    4,959.77/7,440.34 = 1,673.80/x
  3. Step 3: Cross multiply
    4,959.77x = 7,440.34 × 1,673.80
  4. Step 4: Simplify right side
    4,959.77x = 12,453,641.09
  5. Step 5: Solve for x
    x = 12,453,641.09/4,959.77
  6. Step 6: Final answer
    x = 2,510.93

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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.