Home / 3,550.47-4,899.62-1,957.07

Finding the Fourth Proportional to 3,550.47, 4,899.62 and 1,957.07

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Solution

The fourth proportional to 3,550.47, 4,899.62 and 1,957.07 is: 2,700.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.47 : 4,899.62 = 1,957.07 : x
  2. Step 2: Convert to fraction form
    3,550.47/4,899.62 = 1,957.07/x
  3. Step 3: Cross multiply
    3,550.47x = 4,899.62 × 1,957.07
  4. Step 4: Simplify right side
    3,550.47x = 9,588,879.71
  5. Step 5: Solve for x
    x = 9,588,879.71/3,550.47
  6. Step 6: Final answer
    x = 2,700.74

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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.