Home / 3,822.40-5,733.60-2,510.20

Finding the Fourth Proportional to 3,822.40, 5,733.60 and 2,510.20

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Solution

The fourth proportional to 3,822.40, 5,733.60 and 2,510.20 is: 3,765.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.40 : 5,733.60 = 2,510.20 : x
  2. Step 2: Convert to fraction form
    3,822.40/5,733.60 = 2,510.20/x
  3. Step 3: Cross multiply
    3,822.40x = 5,733.60 × 2,510.20
  4. Step 4: Simplify right side
    3,822.40x = 14,392,482.72
  5. Step 5: Solve for x
    x = 14,392,482.72/3,822.40
  6. Step 6: Final answer
    x = 3,765.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.