Home / 4,079.34-5,629.65-2,310.92

Finding the Fourth Proportional to 4,079.34, 5,629.65 and 2,310.92

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Solution

The fourth proportional to 4,079.34, 5,629.65 and 2,310.92 is: 3,189.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.34 : 5,629.65 = 2,310.92 : x
  2. Step 2: Convert to fraction form
    4,079.34/5,629.65 = 2,310.92/x
  3. Step 3: Cross multiply
    4,079.34x = 5,629.65 × 2,310.92
  4. Step 4: Simplify right side
    4,079.34x = 13,009,642.63
  5. Step 5: Solve for x
    x = 13,009,642.63/4,079.34
  6. Step 6: Final answer
    x = 3,189.15

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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.