Home / 4,263.30-6,395.58-1,489.86

Finding the Fourth Proportional to 4,263.30, 6,395.58 and 1,489.86

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Solution

The fourth proportional to 4,263.30, 6,395.58 and 1,489.86 is: 2,235.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.30 : 6,395.58 = 1,489.86 : x
  2. Step 2: Convert to fraction form
    4,263.30/6,395.58 = 1,489.86/x
  3. Step 3: Cross multiply
    4,263.30x = 6,395.58 × 1,489.86
  4. Step 4: Simplify right side
    4,263.30x = 9,528,518.82
  5. Step 5: Solve for x
    x = 9,528,518.82/4,263.30
  6. Step 6: Final answer
    x = 2,235.01

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Why These Related Problems?

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