Home / 7,145.42-10,717.60-2,401.61

Finding the Fourth Proportional to 7,145.42, 10,717.60 and 2,401.61

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Solution

The fourth proportional to 7,145.42, 10,717.60 and 2,401.61 is: 3,602.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,145.42 : 10,717.60 = 2,401.61 : x
  2. Step 2: Convert to fraction form
    7,145.42/10,717.60 = 2,401.61/x
  3. Step 3: Cross multiply
    7,145.42x = 10,717.60 × 2,401.61
  4. Step 4: Simplify right side
    7,145.42x = 25,739,495.34
  5. Step 5: Solve for x
    x = 25,739,495.34/7,145.42
  6. Step 6: Final answer
    x = 3,602.24

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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.