Home / 12,713.07-19,069.90-3,354.03

Finding the Fourth Proportional to 12,713.07, 19,069.90 and 3,354.03

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Solution

The fourth proportional to 12,713.07, 19,069.90 and 3,354.03 is: 5,031.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,713.07 : 19,069.90 = 3,354.03 : x
  2. Step 2: Convert to fraction form
    12,713.07/19,069.90 = 3,354.03/x
  3. Step 3: Cross multiply
    12,713.07x = 19,069.90 × 3,354.03
  4. Step 4: Simplify right side
    12,713.07x = 63,961,047.60
  5. Step 5: Solve for x
    x = 63,961,047.60/12,713.07
  6. Step 6: Final answer
    x = 5,031.13

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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.