Home / 6,501.52-9,749.16-3,378.40

Finding the Fourth Proportional to 6,501.52, 9,749.16 and 3,378.40

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Solution

The fourth proportional to 6,501.52, 9,749.16 and 3,378.40 is: 5,065.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,501.52 : 9,749.16 = 3,378.40 : x
  2. Step 2: Convert to fraction form
    6,501.52/9,749.16 = 3,378.40/x
  3. Step 3: Cross multiply
    6,501.52x = 9,749.16 × 3,378.40
  4. Step 4: Simplify right side
    6,501.52x = 32,936,562.14
  5. Step 5: Solve for x
    x = 32,936,562.14/6,501.52
  6. Step 6: Final answer
    x = 5,065.98

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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.