Home / 7,415.32-10,241.54-5,053.36

Finding the Fourth Proportional to 7,415.32, 10,241.54 and 5,053.36

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Solution

The fourth proportional to 7,415.32, 10,241.54 and 5,053.36 is: 6,979.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,415.32 : 10,241.54 = 5,053.36 : x
  2. Step 2: Convert to fraction form
    7,415.32/10,241.54 = 5,053.36/x
  3. Step 3: Cross multiply
    7,415.32x = 10,241.54 × 5,053.36
  4. Step 4: Simplify right side
    7,415.32x = 51,754,188.57
  5. Step 5: Solve for x
    x = 51,754,188.57/7,415.32
  6. Step 6: Final answer
    x = 6,979.36

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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.