Home / 2,842.13-4,263.60-894.13

Finding the Fourth Proportional to 2,842.13, 4,263.60 and 894.13

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Solution

The fourth proportional to 2,842.13, 4,263.60 and 894.13 is: 1,341.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.13 : 4,263.60 = 894.13 : x
  2. Step 2: Convert to fraction form
    2,842.13/4,263.60 = 894.13/x
  3. Step 3: Cross multiply
    2,842.13x = 4,263.60 × 894.13
  4. Step 4: Simplify right side
    2,842.13x = 3,812,212.67
  5. Step 5: Solve for x
    x = 3,812,212.67/2,842.13
  6. Step 6: Final answer
    x = 1,341.32

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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.