Home / 7,148.04-10,722.06-3,253.56

Finding the Fourth Proportional to 7,148.04, 10,722.06 and 3,253.56

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Solution

The fourth proportional to 7,148.04, 10,722.06 and 3,253.56 is: 4,880.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,148.04 : 10,722.06 = 3,253.56 : x
  2. Step 2: Convert to fraction form
    7,148.04/10,722.06 = 3,253.56/x
  3. Step 3: Cross multiply
    7,148.04x = 10,722.06 × 3,253.56
  4. Step 4: Simplify right side
    7,148.04x = 34,884,865.53
  5. Step 5: Solve for x
    x = 34,884,865.53/7,148.04
  6. Step 6: Final answer
    x = 4,880.34

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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.