Home / 6,551.68-9,828.60-2,658.76

Finding the Fourth Proportional to 6,551.68, 9,828.60 and 2,658.76

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Solution

The fourth proportional to 6,551.68, 9,828.60 and 2,658.76 is: 3,988.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551.68 : 9,828.60 = 2,658.76 : x
  2. Step 2: Convert to fraction form
    6,551.68/9,828.60 = 2,658.76/x
  3. Step 3: Cross multiply
    6,551.68x = 9,828.60 × 2,658.76
  4. Step 4: Simplify right side
    6,551.68x = 26,131,888.54
  5. Step 5: Solve for x
    x = 26,131,888.54/6,551.68
  6. Step 6: Final answer
    x = 3,988.58

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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.