Home / 9,373.63-12,935.74-5,181.88

Finding the Fourth Proportional to 9,373.63, 12,935.74 and 5,181.88

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Solution

The fourth proportional to 9,373.63, 12,935.74 and 5,181.88 is: 7,151.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,373.63 : 12,935.74 = 5,181.88 : x
  2. Step 2: Convert to fraction form
    9,373.63/12,935.74 = 5,181.88/x
  3. Step 3: Cross multiply
    9,373.63x = 12,935.74 × 5,181.88
  4. Step 4: Simplify right side
    9,373.63x = 67,031,387.71
  5. Step 5: Solve for x
    x = 67,031,387.71/9,373.63
  6. Step 6: Final answer
    x = 7,151.06

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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.