Home / 12,750.84-19,127.43-4,960.26

Finding the Fourth Proportional to 12,750.84, 19,127.43 and 4,960.26

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Solution

The fourth proportional to 12,750.84, 19,127.43 and 4,960.26 is: 7,440.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,750.84 : 19,127.43 = 4,960.26 : x
  2. Step 2: Convert to fraction form
    12,750.84/19,127.43 = 4,960.26/x
  3. Step 3: Cross multiply
    12,750.84x = 19,127.43 × 4,960.26
  4. Step 4: Simplify right side
    12,750.84x = 94,877,025.93
  5. Step 5: Solve for x
    x = 94,877,025.93/12,750.84
  6. Step 6: Final answer
    x = 7,440.85

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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.