Home / 7,043.68-9,711.46-4,521.34

Finding the Fourth Proportional to 7,043.68, 9,711.46 and 4,521.34

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Solution

The fourth proportional to 7,043.68, 9,711.46 and 4,521.34 is: 6,233.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043.68 : 9,711.46 = 4,521.34 : x
  2. Step 2: Convert to fraction form
    7,043.68/9,711.46 = 4,521.34/x
  3. Step 3: Cross multiply
    7,043.68x = 9,711.46 × 4,521.34
  4. Step 4: Simplify right side
    7,043.68x = 43,908,812.56
  5. Step 5: Solve for x
    x = 43,908,812.56/7,043.68
  6. Step 6: Final answer
    x = 6,233.79

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.