Home / 2,842.08-4,263.66-893.76

Finding the Fourth Proportional to 2,842.08, 4,263.66 and 893.76

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Solution

The fourth proportional to 2,842.08, 4,263.66 and 893.76 is: 1,340.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.08 : 4,263.66 = 893.76 : x
  2. Step 2: Convert to fraction form
    2,842.08/4,263.66 = 893.76/x
  3. Step 3: Cross multiply
    2,842.08x = 4,263.66 × 893.76
  4. Step 4: Simplify right side
    2,842.08x = 3,810,688.76
  5. Step 5: Solve for x
    x = 3,810,688.76/2,842.08
  6. Step 6: Final answer
    x = 1,340.81

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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.