Home / 9,403.99-14,099.31-4,720.61

Finding the Fourth Proportional to 9,403.99, 14,099.31 and 4,720.61

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Solution

The fourth proportional to 9,403.99, 14,099.31 and 4,720.61 is: 7,077.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403.99 : 14,099.31 = 4,720.61 : x
  2. Step 2: Convert to fraction form
    9,403.99/14,099.31 = 4,720.61/x
  3. Step 3: Cross multiply
    9,403.99x = 14,099.31 × 4,720.61
  4. Step 4: Simplify right side
    9,403.99x = 66,557,343.78
  5. Step 5: Solve for x
    x = 66,557,343.78/9,403.99
  6. Step 6: Final answer
    x = 7,077.56

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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.