Home / 7,884.29-10,876.52-4,903.62

Finding the Fourth Proportional to 7,884.29, 10,876.52 and 4,903.62

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Solution

The fourth proportional to 7,884.29, 10,876.52 and 4,903.62 is: 6,764.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884.29 : 10,876.52 = 4,903.62 : x
  2. Step 2: Convert to fraction form
    7,884.29/10,876.52 = 4,903.62/x
  3. Step 3: Cross multiply
    7,884.29x = 10,876.52 × 4,903.62
  4. Step 4: Simplify right side
    7,884.29x = 53,334,296.48
  5. Step 5: Solve for x
    x = 53,334,296.48/7,884.29
  6. Step 6: Final answer
    x = 6,764.63

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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.