Home / 3,720.00-5,133.51-2,393.70

Finding the Fourth Proportional to 3,720.00, 5,133.51 and 2,393.70

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Solution

The fourth proportional to 3,720.00, 5,133.51 and 2,393.70 is: 3,303.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720.00 : 5,133.51 = 2,393.70 : x
  2. Step 2: Convert to fraction form
    3,720.00/5,133.51 = 2,393.70/x
  3. Step 3: Cross multiply
    3,720.00x = 5,133.51 × 2,393.70
  4. Step 4: Simplify right side
    3,720.00x = 12,288,072.61
  5. Step 5: Solve for x
    x = 12,288,072.61/3,720.00
  6. Step 6: Final answer
    x = 3,303.25

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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.