Home / 7,260.18-10,019.10-4,116.36

Finding the Fourth Proportional to 7,260.18, 10,019.10 and 4,116.36

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Solution

The fourth proportional to 7,260.18, 10,019.10 and 4,116.36 is: 5,680.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260.18 : 10,019.10 = 4,116.36 : x
  2. Step 2: Convert to fraction form
    7,260.18/10,019.10 = 4,116.36/x
  3. Step 3: Cross multiply
    7,260.18x = 10,019.10 × 4,116.36
  4. Step 4: Simplify right side
    7,260.18x = 41,242,222.48
  5. Step 5: Solve for x
    x = 41,242,222.48/7,260.18
  6. Step 6: Final answer
    x = 5,680.61

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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.