Home / 2,842.48-4,262.91-1,800.91

Finding the Fourth Proportional to 2,842.48, 4,262.91 and 1,800.91

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Solution

The fourth proportional to 2,842.48, 4,262.91 and 1,800.91 is: 2,700.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.48 : 4,262.91 = 1,800.91 : x
  2. Step 2: Convert to fraction form
    2,842.48/4,262.91 = 1,800.91/x
  3. Step 3: Cross multiply
    2,842.48x = 4,262.91 × 1,800.91
  4. Step 4: Simplify right side
    2,842.48x = 7,677,117.25
  5. Step 5: Solve for x
    x = 7,677,117.25/2,842.48
  6. Step 6: Final answer
    x = 2,700.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.