Home / 3,708.19-5,117.02-2,029.51

Finding the Fourth Proportional to 3,708.19, 5,117.02 and 2,029.51

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Solution

The fourth proportional to 3,708.19, 5,117.02 and 2,029.51 is: 2,800.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.19 : 5,117.02 = 2,029.51 : x
  2. Step 2: Convert to fraction form
    3,708.19/5,117.02 = 2,029.51/x
  3. Step 3: Cross multiply
    3,708.19x = 5,117.02 × 2,029.51
  4. Step 4: Simplify right side
    3,708.19x = 10,385,043.26
  5. Step 5: Solve for x
    x = 10,385,043.26/3,708.19
  6. Step 6: Final answer
    x = 2,800.57

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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.