Home / 11,859.76-16,366.60-7,675.30

Finding the Fourth Proportional to 11,859.76, 16,366.60 and 7,675.30

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Solution

The fourth proportional to 11,859.76, 16,366.60 and 7,675.30 is: 10,592.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,859.76 : 16,366.60 = 7,675.30 : x
  2. Step 2: Convert to fraction form
    11,859.76/16,366.60 = 7,675.30/x
  3. Step 3: Cross multiply
    11,859.76x = 16,366.60 × 7,675.30
  4. Step 4: Simplify right side
    11,859.76x = 125,618,564.98
  5. Step 5: Solve for x
    x = 125,618,564.98/11,859.76
  6. Step 6: Final answer
    x = 10,592.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.