Home / 5,282.36-7,931.64-4,299.08

Finding the Fourth Proportional to 5,282.36, 7,931.64 and 4,299.08

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Solution

The fourth proportional to 5,282.36, 7,931.64 and 4,299.08 is: 6,455.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.36 : 7,931.64 = 4,299.08 : x
  2. Step 2: Convert to fraction form
    5,282.36/7,931.64 = 4,299.08/x
  3. Step 3: Cross multiply
    5,282.36x = 7,931.64 × 4,299.08
  4. Step 4: Simplify right side
    5,282.36x = 34,098,754.89
  5. Step 5: Solve for x
    x = 34,098,754.89/5,282.36
  6. Step 6: Final answer
    x = 6,455.21

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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.