Home / 10,328.45-15,498.66-4,405.02

Finding the Fourth Proportional to 10,328.45, 15,498.66 and 4,405.02

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Solution

The fourth proportional to 10,328.45, 15,498.66 and 4,405.02 is: 6,610.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328.45 : 15,498.66 = 4,405.02 : x
  2. Step 2: Convert to fraction form
    10,328.45/15,498.66 = 4,405.02/x
  3. Step 3: Cross multiply
    10,328.45x = 15,498.66 × 4,405.02
  4. Step 4: Simplify right side
    10,328.45x = 68,271,907.27
  5. Step 5: Solve for x
    x = 68,271,907.27/10,328.45
  6. Step 6: Final answer
    x = 6,610.08

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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.