Home / 4,610.00-6,915.75-1,490.79

Finding the Fourth Proportional to 4,610.00, 6,915.75 and 1,490.79

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Solution

The fourth proportional to 4,610.00, 6,915.75 and 1,490.79 is: 2,236.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,610.00 : 6,915.75 = 1,490.79 : x
  2. Step 2: Convert to fraction form
    4,610.00/6,915.75 = 1,490.79/x
  3. Step 3: Cross multiply
    4,610.00x = 6,915.75 × 1,490.79
  4. Step 4: Simplify right side
    4,610.00x = 10,309,924.96
  5. Step 5: Solve for x
    x = 10,309,924.96/4,610.00
  6. Step 6: Final answer
    x = 2,236.43

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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.