Home / 7,301.35-10,957.70-2,921.68

Finding the Fourth Proportional to 7,301.35, 10,957.70 and 2,921.68

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Solution

The fourth proportional to 7,301.35, 10,957.70 and 2,921.68 is: 4,384.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301.35 : 10,957.70 = 2,921.68 : x
  2. Step 2: Convert to fraction form
    7,301.35/10,957.70 = 2,921.68/x
  3. Step 3: Cross multiply
    7,301.35x = 10,957.70 × 2,921.68
  4. Step 4: Simplify right side
    7,301.35x = 32,014,892.94
  5. Step 5: Solve for x
    x = 32,014,892.94/7,301.35
  6. Step 6: Final answer
    x = 4,384.79

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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.