Home / 10,014.96-15,023.88-3,090

Finding the Fourth Proportional to 10,014.96, 15,023.88 and 3,090

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Solution

The fourth proportional to 10,014.96, 15,023.88 and 3,090 is: 4,635.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.96 : 15,023.88 = 3,090 : x
  2. Step 2: Convert to fraction form
    10,014.96/15,023.88 = 3,090/x
  3. Step 3: Cross multiply
    10,014.96x = 15,023.88 × 3,090
  4. Step 4: Simplify right side
    10,014.96x = 46,423,789.20
  5. Step 5: Solve for x
    x = 46,423,789.20/10,014.96
  6. Step 6: Final answer
    x = 4,635.44

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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.