Home / 6,509.75-9,758.64-2,348.78

Finding the Fourth Proportional to 6,509.75, 9,758.64 and 2,348.78

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Solution

The fourth proportional to 6,509.75, 9,758.64 and 2,348.78 is: 3,521.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,509.75 : 9,758.64 = 2,348.78 : x
  2. Step 2: Convert to fraction form
    6,509.75/9,758.64 = 2,348.78/x
  3. Step 3: Cross multiply
    6,509.75x = 9,758.64 × 2,348.78
  4. Step 4: Simplify right side
    6,509.75x = 22,920,898.46
  5. Step 5: Solve for x
    x = 22,920,898.46/6,509.75
  6. Step 6: Final answer
    x = 3,521.01

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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.