Home / 8,253.18-12,376.53-4,303.26

Finding the Fourth Proportional to 8,253.18, 12,376.53 and 4,303.26

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Solution

The fourth proportional to 8,253.18, 12,376.53 and 4,303.26 is: 6,453.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.18 : 12,376.53 = 4,303.26 : x
  2. Step 2: Convert to fraction form
    8,253.18/12,376.53 = 4,303.26/x
  3. Step 3: Cross multiply
    8,253.18x = 12,376.53 × 4,303.26
  4. Step 4: Simplify right side
    8,253.18x = 53,259,426.49
  5. Step 5: Solve for x
    x = 53,259,426.49/8,253.18
  6. Step 6: Final answer
    x = 6,453.20

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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.