Home / 10,411.37-15,613.80-3,484.25

Finding the Fourth Proportional to 10,411.37, 15,613.80 and 3,484.25

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Solution

The fourth proportional to 10,411.37, 15,613.80 and 3,484.25 is: 5,225.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,411.37 : 15,613.80 = 3,484.25 : x
  2. Step 2: Convert to fraction form
    10,411.37/15,613.80 = 3,484.25/x
  3. Step 3: Cross multiply
    10,411.37x = 15,613.80 × 3,484.25
  4. Step 4: Simplify right side
    10,411.37x = 54,402,382.65
  5. Step 5: Solve for x
    x = 54,402,382.65/10,411.37
  6. Step 6: Final answer
    x = 5,225.29

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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.