Home / 4,229.02-6,342.96-1,109.23

Finding the Fourth Proportional to 4,229.02, 6,342.96 and 1,109.23

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Solution

The fourth proportional to 4,229.02, 6,342.96 and 1,109.23 is: 1,663.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,229.02 : 6,342.96 = 1,109.23 : x
  2. Step 2: Convert to fraction form
    4,229.02/6,342.96 = 1,109.23/x
  3. Step 3: Cross multiply
    4,229.02x = 6,342.96 × 1,109.23
  4. Step 4: Simplify right side
    4,229.02x = 7,035,801.52
  5. Step 5: Solve for x
    x = 7,035,801.52/4,229.02
  6. Step 6: Final answer
    x = 1,663.70

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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.