Home / 5,250.31-7,864.83-2,435.18

Finding the Fourth Proportional to 5,250.31, 7,864.83 and 2,435.18

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Solution

The fourth proportional to 5,250.31, 7,864.83 and 2,435.18 is: 3,647.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.31 : 7,864.83 = 2,435.18 : x
  2. Step 2: Convert to fraction form
    5,250.31/7,864.83 = 2,435.18/x
  3. Step 3: Cross multiply
    5,250.31x = 7,864.83 × 2,435.18
  4. Step 4: Simplify right side
    5,250.31x = 19,152,237.40
  5. Step 5: Solve for x
    x = 19,152,237.40/5,250.31
  6. Step 6: Final answer
    x = 3,647.83

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1.5x scale

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.