Home / 8,317.99-12,470.84-5,030.36

Finding the Fourth Proportional to 8,317.99, 12,470.84 and 5,030.36

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Solution

The fourth proportional to 8,317.99, 12,470.84 and 5,030.36 is: 7,541.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317.99 : 12,470.84 = 5,030.36 : x
  2. Step 2: Convert to fraction form
    8,317.99/12,470.84 = 5,030.36/x
  3. Step 3: Cross multiply
    8,317.99x = 12,470.84 × 5,030.36
  4. Step 4: Simplify right side
    8,317.99x = 62,732,765.61
  5. Step 5: Solve for x
    x = 62,732,765.61/8,317.99
  6. Step 6: Final answer
    x = 7,541.81

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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.