Home / 3,355.07-4,628.55-2,009.93

Finding the Fourth Proportional to 3,355.07, 4,628.55 and 2,009.93

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Solution

The fourth proportional to 3,355.07, 4,628.55 and 2,009.93 is: 2,772.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.07 : 4,628.55 = 2,009.93 : x
  2. Step 2: Convert to fraction form
    3,355.07/4,628.55 = 2,009.93/x
  3. Step 3: Cross multiply
    3,355.07x = 4,628.55 × 2,009.93
  4. Step 4: Simplify right side
    3,355.07x = 9,303,038.36
  5. Step 5: Solve for x
    x = 9,303,038.36/3,355.07
  6. Step 6: Final answer
    x = 2,772.83

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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.