Home / 4,543.30-6,270.77-2,775.92

Finding the Fourth Proportional to 4,543.30, 6,270.77 and 2,775.92

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Solution

The fourth proportional to 4,543.30, 6,270.77 and 2,775.92 is: 3,831.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543.30 : 6,270.77 = 2,775.92 : x
  2. Step 2: Convert to fraction form
    4,543.30/6,270.77 = 2,775.92/x
  3. Step 3: Cross multiply
    4,543.30x = 6,270.77 × 2,775.92
  4. Step 4: Simplify right side
    4,543.30x = 17,407,131.44
  5. Step 5: Solve for x
    x = 17,407,131.44/4,543.30
  6. Step 6: Final answer
    x = 3,831.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.