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Finding the Fourth Proportional to 5,749.59, 8,624.01 and 1,853.67

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Solution

The fourth proportional to 5,749.59, 8,624.01 and 1,853.67 is: 2,780.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,749.59 : 8,624.01 = 1,853.67 : x
  2. Step 2: Convert to fraction form
    5,749.59/8,624.01 = 1,853.67/x
  3. Step 3: Cross multiply
    5,749.59x = 8,624.01 × 1,853.67
  4. Step 4: Simplify right side
    5,749.59x = 15,986,068.62
  5. Step 5: Solve for x
    x = 15,986,068.62/5,749.59
  6. Step 6: Final answer
    x = 2,780.38

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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.