Home / 9,462.06-13,056.99-5,428.44

Finding the Fourth Proportional to 9,462.06, 13,056.99 and 5,428.44

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Solution

The fourth proportional to 9,462.06, 13,056.99 and 5,428.44 is: 7,490.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,462.06 : 13,056.99 = 5,428.44 : x
  2. Step 2: Convert to fraction form
    9,462.06/13,056.99 = 5,428.44/x
  3. Step 3: Cross multiply
    9,462.06x = 13,056.99 × 5,428.44
  4. Step 4: Simplify right side
    9,462.06x = 70,879,086.80
  5. Step 5: Solve for x
    x = 70,879,086.80/9,462.06
  6. Step 6: Final answer
    x = 7,490.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.