Home / 11,304.72-16,953.30-4,639.50

Finding the Fourth Proportional to 11,304.72, 16,953.30 and 4,639.50

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Solution

The fourth proportional to 11,304.72, 16,953.30 and 4,639.50 is: 6,957.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,304.72 : 16,953.30 = 4,639.50 : x
  2. Step 2: Convert to fraction form
    11,304.72/16,953.30 = 4,639.50/x
  3. Step 3: Cross multiply
    11,304.72x = 16,953.30 × 4,639.50
  4. Step 4: Simplify right side
    11,304.72x = 78,654,835.35
  5. Step 5: Solve for x
    x = 78,654,835.35/11,304.72
  6. Step 6: Final answer
    x = 6,957.70

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1.5x scale

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.