Home / 2,933.55-4,048.21-1,607.21

Finding the Fourth Proportional to 2,933.55, 4,048.21 and 1,607.21

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Solution

The fourth proportional to 2,933.55, 4,048.21 and 1,607.21 is: 2,217.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.55 : 4,048.21 = 1,607.21 : x
  2. Step 2: Convert to fraction form
    2,933.55/4,048.21 = 1,607.21/x
  3. Step 3: Cross multiply
    2,933.55x = 4,048.21 × 1,607.21
  4. Step 4: Simplify right side
    2,933.55x = 6,506,320.54
  5. Step 5: Solve for x
    x = 6,506,320.54/2,933.55
  6. Step 6: Final answer
    x = 2,217.90

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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.