Home / 8,566.92-12,848.76-3,020.40

Finding the Fourth Proportional to 8,566.92, 12,848.76 and 3,020.40

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Solution

The fourth proportional to 8,566.92, 12,848.76 and 3,020.40 is: 4,530.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566.92 : 12,848.76 = 3,020.40 : x
  2. Step 2: Convert to fraction form
    8,566.92/12,848.76 = 3,020.40/x
  3. Step 3: Cross multiply
    8,566.92x = 12,848.76 × 3,020.40
  4. Step 4: Simplify right side
    8,566.92x = 38,808,394.70
  5. Step 5: Solve for x
    x = 38,808,394.70/8,566.92
  6. Step 6: Final answer
    x = 4,530.03

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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.