Home / 10,257.37-15,384.36-2,862.58

Finding the Fourth Proportional to 10,257.37, 15,384.36 and 2,862.58

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Solution

The fourth proportional to 10,257.37, 15,384.36 and 2,862.58 is: 4,293.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,257.37 : 15,384.36 = 2,862.58 : x
  2. Step 2: Convert to fraction form
    10,257.37/15,384.36 = 2,862.58/x
  3. Step 3: Cross multiply
    10,257.37x = 15,384.36 × 2,862.58
  4. Step 4: Simplify right side
    10,257.37x = 44,038,961.25
  5. Step 5: Solve for x
    x = 44,038,961.25/10,257.37
  6. Step 6: Final answer
    x = 4,293.40

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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.