Home / 5,244.75-7,870.21-2,323.08

Finding the Fourth Proportional to 5,244.75, 7,870.21 and 2,323.08

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Solution

The fourth proportional to 5,244.75, 7,870.21 and 2,323.08 is: 3,485.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.75 : 7,870.21 = 2,323.08 : x
  2. Step 2: Convert to fraction form
    5,244.75/7,870.21 = 2,323.08/x
  3. Step 3: Cross multiply
    5,244.75x = 7,870.21 × 2,323.08
  4. Step 4: Simplify right side
    5,244.75x = 18,283,134.71
  5. Step 5: Solve for x
    x = 18,283,134.71/5,244.75
  6. Step 6: Final answer
    x = 3,485.99

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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.