Home / 10,116.42-15,176.04-3,541.11

Finding the Fourth Proportional to 10,116.42, 15,176.04 and 3,541.11

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Solution

The fourth proportional to 10,116.42, 15,176.04 and 3,541.11 is: 5,312.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116.42 : 15,176.04 = 3,541.11 : x
  2. Step 2: Convert to fraction form
    10,116.42/15,176.04 = 3,541.11/x
  3. Step 3: Cross multiply
    10,116.42x = 15,176.04 × 3,541.11
  4. Step 4: Simplify right side
    10,116.42x = 53,740,027.00
  5. Step 5: Solve for x
    x = 53,740,027.00/10,116.42
  6. Step 6: Final answer
    x = 5,312.16

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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.