Home / 3,848.64-5,772.96-1,541.76

Finding the Fourth Proportional to 3,848.64, 5,772.96 and 1,541.76

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Solution

The fourth proportional to 3,848.64, 5,772.96 and 1,541.76 is: 2,312.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.64 : 5,772.96 = 1,541.76 : x
  2. Step 2: Convert to fraction form
    3,848.64/5,772.96 = 1,541.76/x
  3. Step 3: Cross multiply
    3,848.64x = 5,772.96 × 1,541.76
  4. Step 4: Simplify right side
    3,848.64x = 8,900,518.81
  5. Step 5: Solve for x
    x = 8,900,518.81/3,848.64
  6. Step 6: Final answer
    x = 2,312.64

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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.