Home / 3,092.67-4,640.64-1,688.10

Finding the Fourth Proportional to 3,092.67, 4,640.64 and 1,688.10

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Solution

The fourth proportional to 3,092.67, 4,640.64 and 1,688.10 is: 2,533.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.67 : 4,640.64 = 1,688.10 : x
  2. Step 2: Convert to fraction form
    3,092.67/4,640.64 = 1,688.10/x
  3. Step 3: Cross multiply
    3,092.67x = 4,640.64 × 1,688.10
  4. Step 4: Simplify right side
    3,092.67x = 7,833,864.38
  5. Step 5: Solve for x
    x = 7,833,864.38/3,092.67
  6. Step 6: Final answer
    x = 2,533.04

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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.