Home / 7,154.01-10,732.36-2,880.06

Finding the Fourth Proportional to 7,154.01, 10,732.36 and 2,880.06

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Solution

The fourth proportional to 7,154.01, 10,732.36 and 2,880.06 is: 4,320.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154.01 : 10,732.36 = 2,880.06 : x
  2. Step 2: Convert to fraction form
    7,154.01/10,732.36 = 2,880.06/x
  3. Step 3: Cross multiply
    7,154.01x = 10,732.36 × 2,880.06
  4. Step 4: Simplify right side
    7,154.01x = 30,909,772.68
  5. Step 5: Solve for x
    x = 30,909,772.68/7,154.01
  6. Step 6: Final answer
    x = 4,320.62

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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.