Home / 7,088.20-10,632.42-1,894

Finding the Fourth Proportional to 7,088.20, 10,632.42 and 1,894

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Solution

The fourth proportional to 7,088.20, 10,632.42 and 1,894 is: 2,841.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,088.20 : 10,632.42 = 1,894 : x
  2. Step 2: Convert to fraction form
    7,088.20/10,632.42 = 1,894/x
  3. Step 3: Cross multiply
    7,088.20x = 10,632.42 × 1,894
  4. Step 4: Simplify right side
    7,088.20x = 20,137,803.48
  5. Step 5: Solve for x
    x = 20,137,803.48/7,088.20
  6. Step 6: Final answer
    x = 2,841.03

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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.