Home / 8,285.04-12,366.92-7,300.89

Finding the Fourth Proportional to 8,285.04, 12,366.92 and 7,300.89

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Solution

The fourth proportional to 8,285.04, 12,366.92 and 7,300.89 is: 10,897.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,285.04 : 12,366.92 = 7,300.89 : x
  2. Step 2: Convert to fraction form
    8,285.04/12,366.92 = 7,300.89/x
  3. Step 3: Cross multiply
    8,285.04x = 12,366.92 × 7,300.89
  4. Step 4: Simplify right side
    8,285.04x = 90,289,540.81
  5. Step 5: Solve for x
    x = 90,289,540.81/8,285.04
  6. Step 6: Final answer
    x = 10,897.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.