Home / 9,443.15-14,129.79-5,697.10

Finding the Fourth Proportional to 9,443.15, 14,129.79 and 5,697.10

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Solution

The fourth proportional to 9,443.15, 14,129.79 and 5,697.10 is: 8,524.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,443.15 : 14,129.79 = 5,697.10 : x
  2. Step 2: Convert to fraction form
    9,443.15/14,129.79 = 5,697.10/x
  3. Step 3: Cross multiply
    9,443.15x = 14,129.79 × 5,697.10
  4. Step 4: Simplify right side
    9,443.15x = 80,498,798.12
  5. Step 5: Solve for x
    x = 80,498,798.12/9,443.15
  6. Step 6: Final answer
    x = 8,524.57

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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.