Home / 6,543.87-9,030.68-3,559.86

Finding the Fourth Proportional to 6,543.87, 9,030.68 and 3,559.86

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Solution

The fourth proportional to 6,543.87, 9,030.68 and 3,559.86 is: 4,912.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,543.87 : 9,030.68 = 3,559.86 : x
  2. Step 2: Convert to fraction form
    6,543.87/9,030.68 = 3,559.86/x
  3. Step 3: Cross multiply
    6,543.87x = 9,030.68 × 3,559.86
  4. Step 4: Simplify right side
    6,543.87x = 32,147,956.50
  5. Step 5: Solve for x
    x = 32,147,956.50/6,543.87
  6. Step 6: Final answer
    x = 4,912.69

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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.