Home / 8,616.30-11,890.52-5,033.72

Finding the Fourth Proportional to 8,616.30, 11,890.52 and 5,033.72

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Solution

The fourth proportional to 8,616.30, 11,890.52 and 5,033.72 is: 6,946.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,616.30 : 11,890.52 = 5,033.72 : x
  2. Step 2: Convert to fraction form
    8,616.30/11,890.52 = 5,033.72/x
  3. Step 3: Cross multiply
    8,616.30x = 11,890.52 × 5,033.72
  4. Step 4: Simplify right side
    8,616.30x = 59,853,463.71
  5. Step 5: Solve for x
    x = 59,853,463.71/8,616.30
  6. Step 6: Final answer
    x = 6,946.54

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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.