Home / 6,332.59-8,739-3,538.09

Finding the Fourth Proportional to 6,332.59, 8,739 and 3,538.09

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Solution

The fourth proportional to 6,332.59, 8,739 and 3,538.09 is: 4,882.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,332.59 : 8,739 = 3,538.09 : x
  2. Step 2: Convert to fraction form
    6,332.59/8,739 = 3,538.09/x
  3. Step 3: Cross multiply
    6,332.59x = 8,739 × 3,538.09
  4. Step 4: Simplify right side
    6,332.59x = 30,919,368.51
  5. Step 5: Solve for x
    x = 30,919,368.51/6,332.59
  6. Step 6: Final answer
    x = 4,882.58

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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.