Home / 10,904.34-15,047.52-6,188.52

Finding the Fourth Proportional to 10,904.34, 15,047.52 and 6,188.52

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Solution

The fourth proportional to 10,904.34, 15,047.52 and 6,188.52 is: 8,539.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,904.34 : 15,047.52 = 6,188.52 : x
  2. Step 2: Convert to fraction form
    10,904.34/15,047.52 = 6,188.52/x
  3. Step 3: Cross multiply
    10,904.34x = 15,047.52 × 6,188.52
  4. Step 4: Simplify right side
    10,904.34x = 93,121,878.47
  5. Step 5: Solve for x
    x = 93,121,878.47/10,904.34
  6. Step 6: Final answer
    x = 8,539.89

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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.