Home / 6,364.14-9,545.50-1,981.23

Finding the Fourth Proportional to 6,364.14, 9,545.50 and 1,981.23

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Solution

The fourth proportional to 6,364.14, 9,545.50 and 1,981.23 is: 2,971.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,364.14 : 9,545.50 = 1,981.23 : x
  2. Step 2: Convert to fraction form
    6,364.14/9,545.50 = 1,981.23/x
  3. Step 3: Cross multiply
    6,364.14x = 9,545.50 × 1,981.23
  4. Step 4: Simplify right side
    6,364.14x = 18,911,786.50
  5. Step 5: Solve for x
    x = 18,911,786.50/6,364.14
  6. Step 6: Final answer
    x = 2,971.62

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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.