Home / 10,935.47-15,089.58-6,154.82

Finding the Fourth Proportional to 10,935.47, 15,089.58 and 6,154.82

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Solution

The fourth proportional to 10,935.47, 15,089.58 and 6,154.82 is: 8,492.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935.47 : 15,089.58 = 6,154.82 : x
  2. Step 2: Convert to fraction form
    10,935.47/15,089.58 = 6,154.82/x
  3. Step 3: Cross multiply
    10,935.47x = 15,089.58 × 6,154.82
  4. Step 4: Simplify right side
    10,935.47x = 92,873,573.33
  5. Step 5: Solve for x
    x = 92,873,573.33/10,935.47
  6. Step 6: Final answer
    x = 8,492.88

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1.5x scale

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.