Home / 9,639.14-13,297.23-7,510.86

Finding the Fourth Proportional to 9,639.14, 13,297.23 and 7,510.86

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Solution

The fourth proportional to 9,639.14, 13,297.23 and 7,510.86 is: 10,361.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639.14 : 13,297.23 = 7,510.86 : x
  2. Step 2: Convert to fraction form
    9,639.14/13,297.23 = 7,510.86/x
  3. Step 3: Cross multiply
    9,639.14x = 13,297.23 × 7,510.86
  4. Step 4: Simplify right side
    9,639.14x = 99,873,632.92
  5. Step 5: Solve for x
    x = 99,873,632.92/9,639.14
  6. Step 6: Final answer
    x = 10,361.27

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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.