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Finding the Fourth Proportional to 7,888.54, 11,834.63 and 2,341.76

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Solution

The fourth proportional to 7,888.54, 11,834.63 and 2,341.76 is: 3,513.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,888.54 : 11,834.63 = 2,341.76 : x
  2. Step 2: Convert to fraction form
    7,888.54/11,834.63 = 2,341.76/x
  3. Step 3: Cross multiply
    7,888.54x = 11,834.63 × 2,341.76
  4. Step 4: Simplify right side
    7,888.54x = 27,713,874.20
  5. Step 5: Solve for x
    x = 27,713,874.20/7,888.54
  6. Step 6: Final answer
    x = 3,513.18

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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.