Home / 2,933.80-4,048.63-1,607.49

Finding the Fourth Proportional to 2,933.80, 4,048.63 and 1,607.49

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Solution

The fourth proportional to 2,933.80, 4,048.63 and 1,607.49 is: 2,218.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.80 : 4,048.63 = 1,607.49 : x
  2. Step 2: Convert to fraction form
    2,933.80/4,048.63 = 1,607.49/x
  3. Step 3: Cross multiply
    2,933.80x = 4,048.63 × 1,607.49
  4. Step 4: Simplify right side
    2,933.80x = 6,508,132.24
  5. Step 5: Solve for x
    x = 6,508,132.24/2,933.80
  6. Step 6: Final answer
    x = 2,218.33

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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.