Home / 9,415.54-14,122.23-2,490.58

Finding the Fourth Proportional to 9,415.54, 14,122.23 and 2,490.58

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Solution

The fourth proportional to 9,415.54, 14,122.23 and 2,490.58 is: 3,735.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,415.54 : 14,122.23 = 2,490.58 : x
  2. Step 2: Convert to fraction form
    9,415.54/14,122.23 = 2,490.58/x
  3. Step 3: Cross multiply
    9,415.54x = 14,122.23 × 2,490.58
  4. Step 4: Simplify right side
    9,415.54x = 35,172,543.59
  5. Step 5: Solve for x
    x = 35,172,543.59/9,415.54
  6. Step 6: Final answer
    x = 3,735.58

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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.