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Finding the Fourth Proportional to 2,384.57, 3,576.83 and 924.01

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Solution

The fourth proportional to 2,384.57, 3,576.83 and 924.01 is: 1,386.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384.57 : 3,576.83 = 924.01 : x
  2. Step 2: Convert to fraction form
    2,384.57/3,576.83 = 924.01/x
  3. Step 3: Cross multiply
    2,384.57x = 3,576.83 × 924.01
  4. Step 4: Simplify right side
    2,384.57x = 3,305,013.13
  5. Step 5: Solve for x
    x = 3,305,013.13/2,384.57
  6. Step 6: Final answer
    x = 1,386.00

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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.