Home / 10,359.66-14,296.34-5,643.95

Finding the Fourth Proportional to 10,359.66, 14,296.34 and 5,643.95

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Solution

The fourth proportional to 10,359.66, 14,296.34 and 5,643.95 is: 7,788.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359.66 : 14,296.34 = 5,643.95 : x
  2. Step 2: Convert to fraction form
    10,359.66/14,296.34 = 5,643.95/x
  3. Step 3: Cross multiply
    10,359.66x = 14,296.34 × 5,643.95
  4. Step 4: Simplify right side
    10,359.66x = 80,687,828.14
  5. Step 5: Solve for x
    x = 80,687,828.14/10,359.66
  6. Step 6: Final answer
    x = 7,788.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.