Home / 5,360.66-7,988.38-5,184.50

Finding the Fourth Proportional to 5,360.66, 7,988.38 and 5,184.50

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Solution

The fourth proportional to 5,360.66, 7,988.38 and 5,184.50 is: 7,725.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.66 : 7,988.38 = 5,184.50 : x
  2. Step 2: Convert to fraction form
    5,360.66/7,988.38 = 5,184.50/x
  3. Step 3: Cross multiply
    5,360.66x = 7,988.38 × 5,184.50
  4. Step 4: Simplify right side
    5,360.66x = 41,415,756.11
  5. Step 5: Solve for x
    x = 41,415,756.11/5,360.66
  6. Step 6: Final answer
    x = 7,725.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.