Home / 4,720.76-6,513.49-2,832.48

Finding the Fourth Proportional to 4,720.76, 6,513.49 and 2,832.48

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Solution

The fourth proportional to 4,720.76, 6,513.49 and 2,832.48 is: 3,908.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.76 : 6,513.49 = 2,832.48 : x
  2. Step 2: Convert to fraction form
    4,720.76/6,513.49 = 2,832.48/x
  3. Step 3: Cross multiply
    4,720.76x = 6,513.49 × 2,832.48
  4. Step 4: Simplify right side
    4,720.76x = 18,449,330.16
  5. Step 5: Solve for x
    x = 18,449,330.16/4,720.76
  6. Step 6: Final answer
    x = 3,908.13

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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.