Home / 3,086.96-4,627.10-1,237.12

Finding the Fourth Proportional to 3,086.96, 4,627.10 and 1,237.12

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Solution

The fourth proportional to 3,086.96, 4,627.10 and 1,237.12 is: 1,854.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.96 : 4,627.10 = 1,237.12 : x
  2. Step 2: Convert to fraction form
    3,086.96/4,627.10 = 1,237.12/x
  3. Step 3: Cross multiply
    3,086.96x = 4,627.10 × 1,237.12
  4. Step 4: Simplify right side
    3,086.96x = 5,724,271.77
  5. Step 5: Solve for x
    x = 5,724,271.77/3,086.96
  6. Step 6: Final answer
    x = 1,854.34

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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.