Home / 7,260.14-10,018.80-4,116.32

Finding the Fourth Proportional to 7,260.14, 10,018.80 and 4,116.32

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Solution

The fourth proportional to 7,260.14, 10,018.80 and 4,116.32 is: 5,680.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260.14 : 10,018.80 = 4,116.32 : x
  2. Step 2: Convert to fraction form
    7,260.14/10,018.80 = 4,116.32/x
  3. Step 3: Cross multiply
    7,260.14x = 10,018.80 × 4,116.32
  4. Step 4: Simplify right side
    7,260.14x = 41,240,586.82
  5. Step 5: Solve for x
    x = 41,240,586.82/7,260.14
  6. Step 6: Final answer
    x = 5,680.41

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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.