Home / 7,322.89-10,988.71-6,727.35

Finding the Fourth Proportional to 7,322.89, 10,988.71 and 6,727.35

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Solution

The fourth proportional to 7,322.89, 10,988.71 and 6,727.35 is: 10,095.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322.89 : 10,988.71 = 6,727.35 : x
  2. Step 2: Convert to fraction form
    7,322.89/10,988.71 = 6,727.35/x
  3. Step 3: Cross multiply
    7,322.89x = 10,988.71 × 6,727.35
  4. Step 4: Simplify right side
    7,322.89x = 73,924,881.40
  5. Step 5: Solve for x
    x = 73,924,881.40/7,322.89
  6. Step 6: Final answer
    x = 10,095.05

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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.