Home / 11,359.17-15,675.10-6,882.63

Finding the Fourth Proportional to 11,359.17, 15,675.10 and 6,882.63

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Solution

The fourth proportional to 11,359.17, 15,675.10 and 6,882.63 is: 9,497.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.17 : 15,675.10 = 6,882.63 : x
  2. Step 2: Convert to fraction form
    11,359.17/15,675.10 = 6,882.63/x
  3. Step 3: Cross multiply
    11,359.17x = 15,675.10 × 6,882.63
  4. Step 4: Simplify right side
    11,359.17x = 107,885,913.51
  5. Step 5: Solve for x
    x = 107,885,913.51/11,359.17
  6. Step 6: Final answer
    x = 9,497.69

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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.