Home / 7,260.32-10,018.64-4,073.18

Finding the Fourth Proportional to 7,260.32, 10,018.64 and 4,073.18

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Solution

The fourth proportional to 7,260.32, 10,018.64 and 4,073.18 is: 5,620.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260.32 : 10,018.64 = 4,073.18 : x
  2. Step 2: Convert to fraction form
    7,260.32/10,018.64 = 4,073.18/x
  3. Step 3: Cross multiply
    7,260.32x = 10,018.64 × 4,073.18
  4. Step 4: Simplify right side
    7,260.32x = 40,807,684.16
  5. Step 5: Solve for x
    x = 40,807,684.16/7,260.32
  6. Step 6: Final answer
    x = 5,620.64

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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.