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Finding the Fourth Proportional to 5,870.12, 8,803.08 and 2,749.59

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Solution

The fourth proportional to 5,870.12, 8,803.08 and 2,749.59 is: 4,123.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,870.12 : 8,803.08 = 2,749.59 : x
  2. Step 2: Convert to fraction form
    5,870.12/8,803.08 = 2,749.59/x
  3. Step 3: Cross multiply
    5,870.12x = 8,803.08 × 2,749.59
  4. Step 4: Simplify right side
    5,870.12x = 24,204,860.74
  5. Step 5: Solve for x
    x = 24,204,860.74/5,870.12
  6. Step 6: Final answer
    x = 4,123.40

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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.