Home / 11,293.80-16,932.28-4,710.64

Finding the Fourth Proportional to 11,293.80, 16,932.28 and 4,710.64

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Solution

The fourth proportional to 11,293.80, 16,932.28 and 4,710.64 is: 7,062.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,293.80 : 16,932.28 = 4,710.64 : x
  2. Step 2: Convert to fraction form
    11,293.80/16,932.28 = 4,710.64/x
  3. Step 3: Cross multiply
    11,293.80x = 16,932.28 × 4,710.64
  4. Step 4: Simplify right side
    11,293.80x = 79,761,875.46
  5. Step 5: Solve for x
    x = 79,761,875.46/11,293.80
  6. Step 6: Final answer
    x = 7,062.45

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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.