Home / 7,557.07-11,326.03-4,272.03

Finding the Fourth Proportional to 7,557.07, 11,326.03 and 4,272.03

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Solution

The fourth proportional to 7,557.07, 11,326.03 and 4,272.03 is: 6,402.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.07 : 11,326.03 = 4,272.03 : x
  2. Step 2: Convert to fraction form
    7,557.07/11,326.03 = 4,272.03/x
  3. Step 3: Cross multiply
    7,557.07x = 11,326.03 × 4,272.03
  4. Step 4: Simplify right side
    7,557.07x = 48,385,139.94
  5. Step 5: Solve for x
    x = 48,385,139.94/7,557.07
  6. Step 6: Final answer
    x = 6,402.63

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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.