Home / 6,509.40-9,758.34-3,045.72

Finding the Fourth Proportional to 6,509.40, 9,758.34 and 3,045.72

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Solution

The fourth proportional to 6,509.40, 9,758.34 and 3,045.72 is: 4,565.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,509.40 : 9,758.34 = 3,045.72 : x
  2. Step 2: Convert to fraction form
    6,509.40/9,758.34 = 3,045.72/x
  3. Step 3: Cross multiply
    6,509.40x = 9,758.34 × 3,045.72
  4. Step 4: Simplify right side
    6,509.40x = 29,721,171.30
  5. Step 5: Solve for x
    x = 29,721,171.30/6,509.40
  6. Step 6: Final answer
    x = 4,565.88

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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.