Home / 10,420.41-15,633.06-3,025.62

Finding the Fourth Proportional to 10,420.41, 15,633.06 and 3,025.62

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Solution

The fourth proportional to 10,420.41, 15,633.06 and 3,025.62 is: 4,539.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,420.41 : 15,633.06 = 3,025.62 : x
  2. Step 2: Convert to fraction form
    10,420.41/15,633.06 = 3,025.62/x
  3. Step 3: Cross multiply
    10,420.41x = 15,633.06 × 3,025.62
  4. Step 4: Simplify right side
    10,420.41x = 47,299,699.00
  5. Step 5: Solve for x
    x = 47,299,699.00/10,420.41
  6. Step 6: Final answer
    x = 4,539.14

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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.