Home / 7,274.16-10,911.51-2,343.87

Finding the Fourth Proportional to 7,274.16, 10,911.51 and 2,343.87

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Solution

The fourth proportional to 7,274.16, 10,911.51 and 2,343.87 is: 3,515.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,274.16 : 10,911.51 = 2,343.87 : x
  2. Step 2: Convert to fraction form
    7,274.16/10,911.51 = 2,343.87/x
  3. Step 3: Cross multiply
    7,274.16x = 10,911.51 × 2,343.87
  4. Step 4: Simplify right side
    7,274.16x = 25,575,160.94
  5. Step 5: Solve for x
    x = 25,575,160.94/7,274.16
  6. Step 6: Final answer
    x = 3,515.89

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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.