Home / 8,056.79-12,070.89-3,366.48

Finding the Fourth Proportional to 8,056.79, 12,070.89 and 3,366.48

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Solution

The fourth proportional to 8,056.79, 12,070.89 and 3,366.48 is: 5,043.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.79 : 12,070.89 = 3,366.48 : x
  2. Step 2: Convert to fraction form
    8,056.79/12,070.89 = 3,366.48/x
  3. Step 3: Cross multiply
    8,056.79x = 12,070.89 × 3,366.48
  4. Step 4: Simplify right side
    8,056.79x = 40,636,409.77
  5. Step 5: Solve for x
    x = 40,636,409.77/8,056.79
  6. Step 6: Final answer
    x = 5,043.75

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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.