Home / 7,056.60-10,581.48-2,125.32

Finding the Fourth Proportional to 7,056.60, 10,581.48 and 2,125.32

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Solution

The fourth proportional to 7,056.60, 10,581.48 and 2,125.32 is: 3,186.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,056.60 : 10,581.48 = 2,125.32 : x
  2. Step 2: Convert to fraction form
    7,056.60/10,581.48 = 2,125.32/x
  3. Step 3: Cross multiply
    7,056.60x = 10,581.48 × 2,125.32
  4. Step 4: Simplify right side
    7,056.60x = 22,489,031.07
  5. Step 5: Solve for x
    x = 22,489,031.07/7,056.60
  6. Step 6: Final answer
    x = 3,186.95

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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.