Home / 5,628.92-8,445.81-3,031.34

Finding the Fourth Proportional to 5,628.92, 8,445.81 and 3,031.34

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Solution

The fourth proportional to 5,628.92, 8,445.81 and 3,031.34 is: 4,548.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.92 : 8,445.81 = 3,031.34 : x
  2. Step 2: Convert to fraction form
    5,628.92/8,445.81 = 3,031.34/x
  3. Step 3: Cross multiply
    5,628.92x = 8,445.81 × 3,031.34
  4. Step 4: Simplify right side
    5,628.92x = 25,602,121.69
  5. Step 5: Solve for x
    x = 25,602,121.69/5,628.92
  6. Step 6: Final answer
    x = 4,548.32

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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.