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Finding the Fourth Proportional to 3,497.69, 4,826.85 and 1,925.82

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Solution

The fourth proportional to 3,497.69, 4,826.85 and 1,925.82 is: 2,657.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497.69 : 4,826.85 = 1,925.82 : x
  2. Step 2: Convert to fraction form
    3,497.69/4,826.85 = 1,925.82/x
  3. Step 3: Cross multiply
    3,497.69x = 4,826.85 × 1,925.82
  4. Step 4: Simplify right side
    3,497.69x = 9,295,644.27
  5. Step 5: Solve for x
    x = 9,295,644.27/3,497.69
  6. Step 6: Final answer
    x = 2,657.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.