Home / 10,342.06-15,513.09-2,550.87

Finding the Fourth Proportional to 10,342.06, 15,513.09 and 2,550.87

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Solution

The fourth proportional to 10,342.06, 15,513.09 and 2,550.87 is: 3,826.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.06 : 15,513.09 = 2,550.87 : x
  2. Step 2: Convert to fraction form
    10,342.06/15,513.09 = 2,550.87/x
  3. Step 3: Cross multiply
    10,342.06x = 15,513.09 × 2,550.87
  4. Step 4: Simplify right side
    10,342.06x = 39,571,875.89
  5. Step 5: Solve for x
    x = 39,571,875.89/10,342.06
  6. Step 6: Final answer
    x = 3,826.31

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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.