Home / 8,317.38-12,473.02-3,384.35

Finding the Fourth Proportional to 8,317.38, 12,473.02 and 3,384.35

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Solution

The fourth proportional to 8,317.38, 12,473.02 and 3,384.35 is: 5,075.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317.38 : 12,473.02 = 3,384.35 : x
  2. Step 2: Convert to fraction form
    8,317.38/12,473.02 = 3,384.35/x
  3. Step 3: Cross multiply
    8,317.38x = 12,473.02 × 3,384.35
  4. Step 4: Simplify right side
    8,317.38x = 42,213,053.88
  5. Step 5: Solve for x
    x = 42,213,053.88/8,317.38
  6. Step 6: Final answer
    x = 5,075.28

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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.