Home / 4,962.81-7,444.28-1,631.01

Finding the Fourth Proportional to 4,962.81, 7,444.28 and 1,631.01

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Solution

The fourth proportional to 4,962.81, 7,444.28 and 1,631.01 is: 2,446.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,962.81 : 7,444.28 = 1,631.01 : x
  2. Step 2: Convert to fraction form
    4,962.81/7,444.28 = 1,631.01/x
  3. Step 3: Cross multiply
    4,962.81x = 7,444.28 × 1,631.01
  4. Step 4: Simplify right side
    4,962.81x = 12,141,695.12
  5. Step 5: Solve for x
    x = 12,141,695.12/4,962.81
  6. Step 6: Final answer
    x = 2,446.54

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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.