Home / 4,924.28-7,386.88-1,962.01

Finding the Fourth Proportional to 4,924.28, 7,386.88 and 1,962.01

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Solution

The fourth proportional to 4,924.28, 7,386.88 and 1,962.01 is: 2,943.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,924.28 : 7,386.88 = 1,962.01 : x
  2. Step 2: Convert to fraction form
    4,924.28/7,386.88 = 1,962.01/x
  3. Step 3: Cross multiply
    4,924.28x = 7,386.88 × 1,962.01
  4. Step 4: Simplify right side
    4,924.28x = 14,493,116.90
  5. Step 5: Solve for x
    x = 14,493,116.90/4,924.28
  6. Step 6: Final answer
    x = 2,943.20

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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.