Home / 4,627.26-6,385.32-3,132.81

Finding the Fourth Proportional to 4,627.26, 6,385.32 and 3,132.81

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Solution

The fourth proportional to 4,627.26, 6,385.32 and 3,132.81 is: 4,323.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,627.26 : 6,385.32 = 3,132.81 : x
  2. Step 2: Convert to fraction form
    4,627.26/6,385.32 = 3,132.81/x
  3. Step 3: Cross multiply
    4,627.26x = 6,385.32 × 3,132.81
  4. Step 4: Simplify right side
    4,627.26x = 20,003,994.35
  5. Step 5: Solve for x
    x = 20,003,994.35/4,627.26
  6. Step 6: Final answer
    x = 4,323.08

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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.