Home / 6,602.58-9,905.36-2,219.91

Finding the Fourth Proportional to 6,602.58, 9,905.36 and 2,219.91

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Solution

The fourth proportional to 6,602.58, 9,905.36 and 2,219.91 is: 3,330.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,602.58 : 9,905.36 = 2,219.91 : x
  2. Step 2: Convert to fraction form
    6,602.58/9,905.36 = 2,219.91/x
  3. Step 3: Cross multiply
    6,602.58x = 9,905.36 × 2,219.91
  4. Step 4: Simplify right side
    6,602.58x = 21,988,959.47
  5. Step 5: Solve for x
    x = 21,988,959.47/6,602.58
  6. Step 6: Final answer
    x = 3,330.36

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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.