Home / 7,088.31-10,632.47-2,408.81

Finding the Fourth Proportional to 7,088.31, 10,632.47 and 2,408.81

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Solution

The fourth proportional to 7,088.31, 10,632.47 and 2,408.81 is: 3,613.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,088.31 : 10,632.47 = 2,408.81 : x
  2. Step 2: Convert to fraction form
    7,088.31/10,632.47 = 2,408.81/x
  3. Step 3: Cross multiply
    7,088.31x = 10,632.47 × 2,408.81
  4. Step 4: Simplify right side
    7,088.31x = 25,611,534.85
  5. Step 5: Solve for x
    x = 25,611,534.85/7,088.31
  6. Step 6: Final answer
    x = 3,613.21

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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.