Home / 10,538.22-15,802.65-5,606.82

Finding the Fourth Proportional to 10,538.22, 15,802.65 and 5,606.82

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Solution

The fourth proportional to 10,538.22, 15,802.65 and 5,606.82 is: 8,407.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,538.22 : 15,802.65 = 5,606.82 : x
  2. Step 2: Convert to fraction form
    10,538.22/15,802.65 = 5,606.82/x
  3. Step 3: Cross multiply
    10,538.22x = 15,802.65 × 5,606.82
  4. Step 4: Simplify right side
    10,538.22x = 88,602,614.07
  5. Step 5: Solve for x
    x = 88,602,614.07/10,538.22
  6. Step 6: Final answer
    x = 8,407.74

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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.