Home / 7,345.15-10,134.72-4,361.99

Finding the Fourth Proportional to 7,345.15, 10,134.72 and 4,361.99

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Solution

The fourth proportional to 7,345.15, 10,134.72 and 4,361.99 is: 6,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345.15 : 10,134.72 = 4,361.99 : x
  2. Step 2: Convert to fraction form
    7,345.15/10,134.72 = 4,361.99/x
  3. Step 3: Cross multiply
    7,345.15x = 10,134.72 × 4,361.99
  4. Step 4: Simplify right side
    7,345.15x = 44,207,496.62
  5. Step 5: Solve for x
    x = 44,207,496.62/7,345.15
  6. Step 6: Final answer
    x = 6,018.60

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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.