Home / 11,557.02-17,339.01-4,890.09

Finding the Fourth Proportional to 11,557.02, 17,339.01 and 4,890.09

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Solution

The fourth proportional to 11,557.02, 17,339.01 and 4,890.09 is: 7,336.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,557.02 : 17,339.01 = 4,890.09 : x
  2. Step 2: Convert to fraction form
    11,557.02/17,339.01 = 4,890.09/x
  3. Step 3: Cross multiply
    11,557.02x = 17,339.01 × 4,890.09
  4. Step 4: Simplify right side
    11,557.02x = 84,789,319.41
  5. Step 5: Solve for x
    x = 84,789,319.41/11,557.02
  6. Step 6: Final answer
    x = 7,336.61

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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.