Home / 7,225.56-10,838.40-2,031.48

Finding the Fourth Proportional to 7,225.56, 10,838.40 and 2,031.48

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Solution

The fourth proportional to 7,225.56, 10,838.40 and 2,031.48 is: 3,047.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225.56 : 10,838.40 = 2,031.48 : x
  2. Step 2: Convert to fraction form
    7,225.56/10,838.40 = 2,031.48/x
  3. Step 3: Cross multiply
    7,225.56x = 10,838.40 × 2,031.48
  4. Step 4: Simplify right side
    7,225.56x = 22,017,992.83
  5. Step 5: Solve for x
    x = 22,017,992.83/7,225.56
  6. Step 6: Final answer
    x = 3,047.24

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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.