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Finding the Fourth Proportional to 7,393.64, 11,094.44 and 4,929.80

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Solution

The fourth proportional to 7,393.64, 11,094.44 and 4,929.80 is: 7,397.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393.64 : 11,094.44 = 4,929.80 : x
  2. Step 2: Convert to fraction form
    7,393.64/11,094.44 = 4,929.80/x
  3. Step 3: Cross multiply
    7,393.64x = 11,094.44 × 4,929.80
  4. Step 4: Simplify right side
    7,393.64x = 54,693,370.31
  5. Step 5: Solve for x
    x = 54,693,370.31/7,393.64
  6. Step 6: Final answer
    x = 7,397.35

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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.