Home / 2,007.45-2,771.19-1,510.25

Finding the Fourth Proportional to 2,007.45, 2,771.19 and 1,510.25

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Solution

The fourth proportional to 2,007.45, 2,771.19 and 1,510.25 is: 2,084.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007.45 : 2,771.19 = 1,510.25 : x
  2. Step 2: Convert to fraction form
    2,007.45/2,771.19 = 1,510.25/x
  3. Step 3: Cross multiply
    2,007.45x = 2,771.19 × 1,510.25
  4. Step 4: Simplify right side
    2,007.45x = 4,185,175.84
  5. Step 5: Solve for x
    x = 4,185,175.84/2,007.45
  6. Step 6: Final answer
    x = 2,084.82

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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.