Home / 3,303.40-4,559.16-2,127.88

Finding the Fourth Proportional to 3,303.40, 4,559.16 and 2,127.88

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Solution

The fourth proportional to 3,303.40, 4,559.16 and 2,127.88 is: 2,936.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.40 : 4,559.16 = 2,127.88 : x
  2. Step 2: Convert to fraction form
    3,303.40/4,559.16 = 2,127.88/x
  3. Step 3: Cross multiply
    3,303.40x = 4,559.16 × 2,127.88
  4. Step 4: Simplify right side
    3,303.40x = 9,701,345.38
  5. Step 5: Solve for x
    x = 9,701,345.38/3,303.40
  6. Step 6: Final answer
    x = 2,936.78

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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.