Home / 7,545.72-11,303.84-4,940.76

Finding the Fourth Proportional to 7,545.72, 11,303.84 and 4,940.76

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Solution

The fourth proportional to 7,545.72, 11,303.84 and 4,940.76 is: 7,401.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.72 : 11,303.84 = 4,940.76 : x
  2. Step 2: Convert to fraction form
    7,545.72/11,303.84 = 4,940.76/x
  3. Step 3: Cross multiply
    7,545.72x = 11,303.84 × 4,940.76
  4. Step 4: Simplify right side
    7,545.72x = 55,849,560.52
  5. Step 5: Solve for x
    x = 55,849,560.52/7,545.72
  6. Step 6: Final answer
    x = 7,401.49

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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.