Home / 3,670.05-5,508.03-1,915.59

Finding the Fourth Proportional to 3,670.05, 5,508.03 and 1,915.59

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Solution

The fourth proportional to 3,670.05, 5,508.03 and 1,915.59 is: 2,874.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.05 : 5,508.03 = 1,915.59 : x
  2. Step 2: Convert to fraction form
    3,670.05/5,508.03 = 1,915.59/x
  3. Step 3: Cross multiply
    3,670.05x = 5,508.03 × 1,915.59
  4. Step 4: Simplify right side
    3,670.05x = 10,551,127.19
  5. Step 5: Solve for x
    x = 10,551,127.19/3,670.05
  6. Step 6: Final answer
    x = 2,874.93

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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.