Home / 10,382.58-14,328.45-5,666.88

Finding the Fourth Proportional to 10,382.58, 14,328.45 and 5,666.88

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Solution

The fourth proportional to 10,382.58, 14,328.45 and 5,666.88 is: 7,820.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,382.58 : 14,328.45 = 5,666.88 : x
  2. Step 2: Convert to fraction form
    10,382.58/14,328.45 = 5,666.88/x
  3. Step 3: Cross multiply
    10,382.58x = 14,328.45 × 5,666.88
  4. Step 4: Simplify right side
    10,382.58x = 81,197,606.74
  5. Step 5: Solve for x
    x = 81,197,606.74/10,382.58
  6. Step 6: Final answer
    x = 7,820.56

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