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Finding the Fourth Proportional to 7,293.64, 10,094.10 and 7,118.92

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Solution

The fourth proportional to 7,293.64, 10,094.10 and 7,118.92 is: 9,852.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,293.64 : 10,094.10 = 7,118.92 : x
  2. Step 2: Convert to fraction form
    7,293.64/10,094.10 = 7,118.92/x
  3. Step 3: Cross multiply
    7,293.64x = 10,094.10 × 7,118.92
  4. Step 4: Simplify right side
    7,293.64x = 71,859,090.37
  5. Step 5: Solve for x
    x = 71,859,090.37/7,293.64
  6. Step 6: Final answer
    x = 9,852.29

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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.