Home / 7,474.15-11,196.63-4,545.19

Finding the Fourth Proportional to 7,474.15, 11,196.63 and 4,545.19

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Solution

The fourth proportional to 7,474.15, 11,196.63 and 4,545.19 is: 6,808.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,474.15 : 11,196.63 = 4,545.19 : x
  2. Step 2: Convert to fraction form
    7,474.15/11,196.63 = 4,545.19/x
  3. Step 3: Cross multiply
    7,474.15x = 11,196.63 × 4,545.19
  4. Step 4: Simplify right side
    7,474.15x = 50,890,810.71
  5. Step 5: Solve for x
    x = 50,890,810.71/7,474.15
  6. Step 6: Final answer
    x = 6,808.91

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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.