Home / 7,461.60-11,192.64-3,076.08

Finding the Fourth Proportional to 7,461.60, 11,192.64 and 3,076.08

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Solution

The fourth proportional to 7,461.60, 11,192.64 and 3,076.08 is: 4,614.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461.60 : 11,192.64 = 3,076.08 : x
  2. Step 2: Convert to fraction form
    7,461.60/11,192.64 = 3,076.08/x
  3. Step 3: Cross multiply
    7,461.60x = 11,192.64 × 3,076.08
  4. Step 4: Simplify right side
    7,461.60x = 34,429,456.05
  5. Step 5: Solve for x
    x = 34,429,456.05/7,461.60
  6. Step 6: Final answer
    x = 4,614.22

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1.5x scale

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.