Home / 5,545.76-7,653.30-3,307.82

Finding the Fourth Proportional to 5,545.76, 7,653.30 and 3,307.82

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Solution

The fourth proportional to 5,545.76, 7,653.30 and 3,307.82 is: 4,564.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.76 : 7,653.30 = 3,307.82 : x
  2. Step 2: Convert to fraction form
    5,545.76/7,653.30 = 3,307.82/x
  3. Step 3: Cross multiply
    5,545.76x = 7,653.30 × 3,307.82
  4. Step 4: Simplify right side
    5,545.76x = 25,315,738.81
  5. Step 5: Solve for x
    x = 25,315,738.81/5,545.76
  6. Step 6: Final answer
    x = 4,564.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.