Home / 12,760.34-19,126.85-6,177.47

Finding the Fourth Proportional to 12,760.34, 19,126.85 and 6,177.47

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Solution

The fourth proportional to 12,760.34, 19,126.85 and 6,177.47 is: 9,259.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,760.34 : 19,126.85 = 6,177.47 : x
  2. Step 2: Convert to fraction form
    12,760.34/19,126.85 = 6,177.47/x
  3. Step 3: Cross multiply
    12,760.34x = 19,126.85 × 6,177.47
  4. Step 4: Simplify right side
    12,760.34x = 118,155,559.00
  5. Step 5: Solve for x
    x = 118,155,559.00/12,760.34
  6. Step 6: Final answer
    x = 9,259.59

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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.