Home / 5,225.32-7,837.95-1,330.03

Finding the Fourth Proportional to 5,225.32, 7,837.95 and 1,330.03

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Solution

The fourth proportional to 5,225.32, 7,837.95 and 1,330.03 is: 1,995.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.32 : 7,837.95 = 1,330.03 : x
  2. Step 2: Convert to fraction form
    5,225.32/7,837.95 = 1,330.03/x
  3. Step 3: Cross multiply
    5,225.32x = 7,837.95 × 1,330.03
  4. Step 4: Simplify right side
    5,225.32x = 10,424,708.64
  5. Step 5: Solve for x
    x = 10,424,708.64/5,225.32
  6. Step 6: Final answer
    x = 1,995.04

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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.