Home / 10,316.49-15,477.02-3,743.19

Finding the Fourth Proportional to 10,316.49, 15,477.02 and 3,743.19

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Solution

The fourth proportional to 10,316.49, 15,477.02 and 3,743.19 is: 5,615.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316.49 : 15,477.02 = 3,743.19 : x
  2. Step 2: Convert to fraction form
    10,316.49/15,477.02 = 3,743.19/x
  3. Step 3: Cross multiply
    10,316.49x = 15,477.02 × 3,743.19
  4. Step 4: Simplify right side
    10,316.49x = 57,933,426.49
  5. Step 5: Solve for x
    x = 57,933,426.49/10,316.49
  6. Step 6: Final answer
    x = 5,615.61

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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.