Home / 4,739.02-7,108.48-1,618.99

Finding the Fourth Proportional to 4,739.02, 7,108.48 and 1,618.99

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Solution

The fourth proportional to 4,739.02, 7,108.48 and 1,618.99 is: 2,428.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.02 : 7,108.48 = 1,618.99 : x
  2. Step 2: Convert to fraction form
    4,739.02/7,108.48 = 1,618.99/x
  3. Step 3: Cross multiply
    4,739.02x = 7,108.48 × 1,618.99
  4. Step 4: Simplify right side
    4,739.02x = 11,508,558.04
  5. Step 5: Solve for x
    x = 11,508,558.04/4,739.02
  6. Step 6: Final answer
    x = 2,428.47

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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.