Home / 4,342.26-6,487.80-4,303.38

Finding the Fourth Proportional to 4,342.26, 6,487.80 and 4,303.38

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Solution

The fourth proportional to 4,342.26, 6,487.80 and 4,303.38 is: 6,429.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342.26 : 6,487.80 = 4,303.38 : x
  2. Step 2: Convert to fraction form
    4,342.26/6,487.80 = 4,303.38/x
  3. Step 3: Cross multiply
    4,342.26x = 6,487.80 × 4,303.38
  4. Step 4: Simplify right side
    4,342.26x = 27,919,468.76
  5. Step 5: Solve for x
    x = 27,919,468.76/4,342.26
  6. Step 6: Final answer
    x = 6,429.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.