Home / 7,272.41-10,036.53-4,288.82

Finding the Fourth Proportional to 7,272.41, 10,036.53 and 4,288.82

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Solution

The fourth proportional to 7,272.41, 10,036.53 and 4,288.82 is: 5,918.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272.41 : 10,036.53 = 4,288.82 : x
  2. Step 2: Convert to fraction form
    7,272.41/10,036.53 = 4,288.82/x
  3. Step 3: Cross multiply
    7,272.41x = 10,036.53 × 4,288.82
  4. Step 4: Simplify right side
    7,272.41x = 43,044,849.15
  5. Step 5: Solve for x
    x = 43,044,849.15/7,272.41
  6. Step 6: Final answer
    x = 5,918.93

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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.