Home / 7,088.07-10,632.15-3,390.69

Finding the Fourth Proportional to 7,088.07, 10,632.15 and 3,390.69

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Solution

The fourth proportional to 7,088.07, 10,632.15 and 3,390.69 is: 5,086.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,088.07 : 10,632.15 = 3,390.69 : x
  2. Step 2: Convert to fraction form
    7,088.07/10,632.15 = 3,390.69/x
  3. Step 3: Cross multiply
    7,088.07x = 10,632.15 × 3,390.69
  4. Step 4: Simplify right side
    7,088.07x = 36,050,324.68
  5. Step 5: Solve for x
    x = 36,050,324.68/7,088.07
  6. Step 6: Final answer
    x = 5,086.06

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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.