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Finding the Fourth Proportional to 7,364.52, 11,032.20 and 6,271.20

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Solution

The fourth proportional to 7,364.52, 11,032.20 and 6,271.20 is: 9,394.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.52 : 11,032.20 = 6,271.20 : x
  2. Step 2: Convert to fraction form
    7,364.52/11,032.20 = 6,271.20/x
  3. Step 3: Cross multiply
    7,364.52x = 11,032.20 × 6,271.20
  4. Step 4: Simplify right side
    7,364.52x = 69,185,132.64
  5. Step 5: Solve for x
    x = 69,185,132.64/7,364.52
  6. Step 6: Final answer
    x = 9,394.38

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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.