Home / 13,125.34-19,688.09-3,264.62

Finding the Fourth Proportional to 13,125.34, 19,688.09 and 3,264.62

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Solution

The fourth proportional to 13,125.34, 19,688.09 and 3,264.62 is: 4,896.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,125.34 : 19,688.09 = 3,264.62 : x
  2. Step 2: Convert to fraction form
    13,125.34/19,688.09 = 3,264.62/x
  3. Step 3: Cross multiply
    13,125.34x = 19,688.09 × 3,264.62
  4. Step 4: Simplify right side
    13,125.34x = 64,274,017.61
  5. Step 5: Solve for x
    x = 64,274,017.61/13,125.34
  6. Step 6: Final answer
    x = 4,896.94

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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.