Home / 3,635.40-5,011.02-2,848.08

Finding the Fourth Proportional to 3,635.40, 5,011.02 and 2,848.08

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Solution

The fourth proportional to 3,635.40, 5,011.02 and 2,848.08 is: 3,925.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.40 : 5,011.02 = 2,848.08 : x
  2. Step 2: Convert to fraction form
    3,635.40/5,011.02 = 2,848.08/x
  3. Step 3: Cross multiply
    3,635.40x = 5,011.02 × 2,848.08
  4. Step 4: Simplify right side
    3,635.40x = 14,271,785.84
  5. Step 5: Solve for x
    x = 14,271,785.84/3,635.40
  6. Step 6: Final answer
    x = 3,925.78

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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.