Home / 7,225.72-10,838.58-2,031.59

Finding the Fourth Proportional to 7,225.72, 10,838.58 and 2,031.59

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Solution

The fourth proportional to 7,225.72, 10,838.58 and 2,031.59 is: 3,047.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225.72 : 10,838.58 = 2,031.59 : x
  2. Step 2: Convert to fraction form
    7,225.72/10,838.58 = 2,031.59/x
  3. Step 3: Cross multiply
    7,225.72x = 10,838.58 × 2,031.59
  4. Step 4: Simplify right side
    7,225.72x = 22,019,588.85
  5. Step 5: Solve for x
    x = 22,019,588.85/7,225.72
  6. Step 6: Final answer
    x = 3,047.39

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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.