Home / 7,225.20-10,837.80-4,301.52

Finding the Fourth Proportional to 7,225.20, 10,837.80 and 4,301.52

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Solution

The fourth proportional to 7,225.20, 10,837.80 and 4,301.52 is: 6,452.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225.20 : 10,837.80 = 4,301.52 : x
  2. Step 2: Convert to fraction form
    7,225.20/10,837.80 = 4,301.52/x
  3. Step 3: Cross multiply
    7,225.20x = 10,837.80 × 4,301.52
  4. Step 4: Simplify right side
    7,225.20x = 46,619,013.46
  5. Step 5: Solve for x
    x = 46,619,013.46/7,225.20
  6. Step 6: Final answer
    x = 6,452.28

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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.