Home / 4,288.29-6,432.69-1,655.82

Finding the Fourth Proportional to 4,288.29, 6,432.69 and 1,655.82

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Solution

The fourth proportional to 4,288.29, 6,432.69 and 1,655.82 is: 2,483.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.29 : 6,432.69 = 1,655.82 : x
  2. Step 2: Convert to fraction form
    4,288.29/6,432.69 = 1,655.82/x
  3. Step 3: Cross multiply
    4,288.29x = 6,432.69 × 1,655.82
  4. Step 4: Simplify right side
    4,288.29x = 10,651,344.59
  5. Step 5: Solve for x
    x = 10,651,344.59/4,288.29
  6. Step 6: Final answer
    x = 2,483.82

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.