Home / 7,690.92-10,613.70-4,545.96

Finding the Fourth Proportional to 7,690.92, 10,613.70 and 4,545.96

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Solution

The fourth proportional to 7,690.92, 10,613.70 and 4,545.96 is: 6,273.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,690.92 : 10,613.70 = 4,545.96 : x
  2. Step 2: Convert to fraction form
    7,690.92/10,613.70 = 4,545.96/x
  3. Step 3: Cross multiply
    7,690.92x = 10,613.70 × 4,545.96
  4. Step 4: Simplify right side
    7,690.92x = 48,249,455.65
  5. Step 5: Solve for x
    x = 48,249,455.65/7,690.92
  6. Step 6: Final answer
    x = 6,273.56

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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.