Home / 7,889.25-10,887.18-4,531.84

Finding the Fourth Proportional to 7,889.25, 10,887.18 and 4,531.84

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Solution

The fourth proportional to 7,889.25, 10,887.18 and 4,531.84 is: 6,253.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889.25 : 10,887.18 = 4,531.84 : x
  2. Step 2: Convert to fraction form
    7,889.25/10,887.18 = 4,531.84/x
  3. Step 3: Cross multiply
    7,889.25x = 10,887.18 × 4,531.84
  4. Step 4: Simplify right side
    7,889.25x = 49,338,913.60
  5. Step 5: Solve for x
    x = 49,338,913.60/7,889.25
  6. Step 6: Final answer
    x = 6,253.94

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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.