Home / 5,007.54-7,510.73-1,310.12

Finding the Fourth Proportional to 5,007.54, 7,510.73 and 1,310.12

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Solution

The fourth proportional to 5,007.54, 7,510.73 and 1,310.12 is: 1,965.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.54 : 7,510.73 = 1,310.12 : x
  2. Step 2: Convert to fraction form
    5,007.54/7,510.73 = 1,310.12/x
  3. Step 3: Cross multiply
    5,007.54x = 7,510.73 × 1,310.12
  4. Step 4: Simplify right side
    5,007.54x = 9,839,973.09
  5. Step 5: Solve for x
    x = 9,839,973.09/5,007.54
  6. Step 6: Final answer
    x = 1,965.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.