Home / 12,075.92-16,663.86-6,770.60

Finding the Fourth Proportional to 12,075.92, 16,663.86 and 6,770.60

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Solution

The fourth proportional to 12,075.92, 16,663.86 and 6,770.60 is: 9,342.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,075.92 : 16,663.86 = 6,770.60 : x
  2. Step 2: Convert to fraction form
    12,075.92/16,663.86 = 6,770.60/x
  3. Step 3: Cross multiply
    12,075.92x = 16,663.86 × 6,770.60
  4. Step 4: Simplify right side
    12,075.92x = 112,824,330.52
  5. Step 5: Solve for x
    x = 112,824,330.52/12,075.92
  6. Step 6: Final answer
    x = 9,342.92

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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.