Home / 6,538.65-9,018.77-4,299.81

Finding the Fourth Proportional to 6,538.65, 9,018.77 and 4,299.81

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Solution

The fourth proportional to 6,538.65, 9,018.77 and 4,299.81 is: 5,930.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538.65 : 9,018.77 = 4,299.81 : x
  2. Step 2: Convert to fraction form
    6,538.65/9,018.77 = 4,299.81/x
  3. Step 3: Cross multiply
    6,538.65x = 9,018.77 × 4,299.81
  4. Step 4: Simplify right side
    6,538.65x = 38,778,941.59
  5. Step 5: Solve for x
    x = 38,778,941.59/6,538.65
  6. Step 6: Final answer
    x = 5,930.73

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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.