Home / 11,538.01-17,307.03-2,772.91

Finding the Fourth Proportional to 11,538.01, 17,307.03 and 2,772.91

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Solution

The fourth proportional to 11,538.01, 17,307.03 and 2,772.91 is: 4,159.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,538.01 : 17,307.03 = 2,772.91 : x
  2. Step 2: Convert to fraction form
    11,538.01/17,307.03 = 2,772.91/x
  3. Step 3: Cross multiply
    11,538.01x = 17,307.03 × 2,772.91
  4. Step 4: Simplify right side
    11,538.01x = 47,990,750.02
  5. Step 5: Solve for x
    x = 47,990,750.02/11,538.01
  6. Step 6: Final answer
    x = 4,159.36

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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.