Home / 3,050.66-4,210.04-1,855.49

Finding the Fourth Proportional to 3,050.66, 4,210.04 and 1,855.49

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Solution

The fourth proportional to 3,050.66, 4,210.04 and 1,855.49 is: 2,560.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.66 : 4,210.04 = 1,855.49 : x
  2. Step 2: Convert to fraction form
    3,050.66/4,210.04 = 1,855.49/x
  3. Step 3: Cross multiply
    3,050.66x = 4,210.04 × 1,855.49
  4. Step 4: Simplify right side
    3,050.66x = 7,811,670.71
  5. Step 5: Solve for x
    x = 7,811,670.71/3,050.66
  6. Step 6: Final answer
    x = 2,560.65

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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.