Home / 3,718.80-5,133.64-2,393.24

Finding the Fourth Proportional to 3,718.80, 5,133.64 and 2,393.24

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Solution

The fourth proportional to 3,718.80, 5,133.64 and 2,393.24 is: 3,303.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.80 : 5,133.64 = 2,393.24 : x
  2. Step 2: Convert to fraction form
    3,718.80/5,133.64 = 2,393.24/x
  3. Step 3: Cross multiply
    3,718.80x = 5,133.64 × 2,393.24
  4. Step 4: Simplify right side
    3,718.80x = 12,286,032.59
  5. Step 5: Solve for x
    x = 12,286,032.59/3,718.80
  6. Step 6: Final answer
    x = 3,303.76

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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.