Home / 7,335.14-11,057.54-6,712.40

Finding the Fourth Proportional to 7,335.14, 11,057.54 and 6,712.40

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Solution

The fourth proportional to 7,335.14, 11,057.54 and 6,712.40 is: 10,118.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,335.14 : 11,057.54 = 6,712.40 : x
  2. Step 2: Convert to fraction form
    7,335.14/11,057.54 = 6,712.40/x
  3. Step 3: Cross multiply
    7,335.14x = 11,057.54 × 6,712.40
  4. Step 4: Simplify right side
    7,335.14x = 74,222,631.50
  5. Step 5: Solve for x
    x = 74,222,631.50/7,335.14
  6. Step 6: Final answer
    x = 10,118.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.