Home / 9,253.61-12,766.85-5,271.89

Finding the Fourth Proportional to 9,253.61, 12,766.85 and 5,271.89

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Solution

The fourth proportional to 9,253.61, 12,766.85 and 5,271.89 is: 7,273.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,253.61 : 12,766.85 = 5,271.89 : x
  2. Step 2: Convert to fraction form
    9,253.61/12,766.85 = 5,271.89/x
  3. Step 3: Cross multiply
    9,253.61x = 12,766.85 × 5,271.89
  4. Step 4: Simplify right side
    9,253.61x = 67,305,358.42
  5. Step 5: Solve for x
    x = 67,305,358.42/9,253.61
  6. Step 6: Final answer
    x = 7,273.42

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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.