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Finding the Fourth Proportional to 5,359.68, 8,034.48 and 1,894.68

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Solution

The fourth proportional to 5,359.68, 8,034.48 and 1,894.68 is: 2,840.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.68 : 8,034.48 = 1,894.68 : x
  2. Step 2: Convert to fraction form
    5,359.68/8,034.48 = 1,894.68/x
  3. Step 3: Cross multiply
    5,359.68x = 8,034.48 × 1,894.68
  4. Step 4: Simplify right side
    5,359.68x = 15,222,768.57
  5. Step 5: Solve for x
    x = 15,222,768.57/5,359.68
  6. Step 6: Final answer
    x = 2,840.24

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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.