Home / 12,030.84-16,602.60-6,725.76

Finding the Fourth Proportional to 12,030.84, 16,602.60 and 6,725.76

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Solution

The fourth proportional to 12,030.84, 16,602.60 and 6,725.76 is: 9,281.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030.84 : 16,602.60 = 6,725.76 : x
  2. Step 2: Convert to fraction form
    12,030.84/16,602.60 = 6,725.76/x
  3. Step 3: Cross multiply
    12,030.84x = 16,602.60 × 6,725.76
  4. Step 4: Simplify right side
    12,030.84x = 111,665,102.98
  5. Step 5: Solve for x
    x = 111,665,102.98/12,030.84
  6. Step 6: Final answer
    x = 9,281.57

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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.