Home / 7,088.86-10,622.51-3,385.99

Finding the Fourth Proportional to 7,088.86, 10,622.51 and 3,385.99

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Solution

The fourth proportional to 7,088.86, 10,622.51 and 3,385.99 is: 5,073.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,088.86 : 10,622.51 = 3,385.99 : x
  2. Step 2: Convert to fraction form
    7,088.86/10,622.51 = 3,385.99/x
  3. Step 3: Cross multiply
    7,088.86x = 10,622.51 × 3,385.99
  4. Step 4: Simplify right side
    7,088.86x = 35,967,681.85
  5. Step 5: Solve for x
    x = 35,967,681.85/7,088.86
  6. Step 6: Final answer
    x = 5,073.83

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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.