Home / 10,305.08-15,447.20-4,069.50

Finding the Fourth Proportional to 10,305.08, 15,447.20 and 4,069.50

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Solution

The fourth proportional to 10,305.08, 15,447.20 and 4,069.50 is: 6,100.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,305.08 : 15,447.20 = 4,069.50 : x
  2. Step 2: Convert to fraction form
    10,305.08/15,447.20 = 4,069.50/x
  3. Step 3: Cross multiply
    10,305.08x = 15,447.20 × 4,069.50
  4. Step 4: Simplify right side
    10,305.08x = 62,862,360.05
  5. Step 5: Solve for x
    x = 62,862,360.05/10,305.08
  6. Step 6: Final answer
    x = 6,100.14

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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.