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Finding the Fourth Proportional to 5,793.65, 8,690.45 and 5,011.31

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Solution

The fourth proportional to 5,793.65, 8,690.45 and 5,011.31 is: 7,516.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,793.65 : 8,690.45 = 5,011.31 : x
  2. Step 2: Convert to fraction form
    5,793.65/8,690.45 = 5,011.31/x
  3. Step 3: Cross multiply
    5,793.65x = 8,690.45 × 5,011.31
  4. Step 4: Simplify right side
    5,793.65x = 43,550,538.99
  5. Step 5: Solve for x
    x = 43,550,538.99/5,793.65
  6. Step 6: Final answer
    x = 7,516.95

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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.