Home / 5,543.63-8,315.52-1,845.86

Finding the Fourth Proportional to 5,543.63, 8,315.52 and 1,845.86

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Solution

The fourth proportional to 5,543.63, 8,315.52 and 1,845.86 is: 2,768.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.63 : 8,315.52 = 1,845.86 : x
  2. Step 2: Convert to fraction form
    5,543.63/8,315.52 = 1,845.86/x
  3. Step 3: Cross multiply
    5,543.63x = 8,315.52 × 1,845.86
  4. Step 4: Simplify right side
    5,543.63x = 15,349,285.75
  5. Step 5: Solve for x
    x = 15,349,285.75/5,543.63
  6. Step 6: Final answer
    x = 2,768.81

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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.