Home / 10,510.36-15,767.07-3,113.86

Finding the Fourth Proportional to 10,510.36, 15,767.07 and 3,113.86

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Solution

The fourth proportional to 10,510.36, 15,767.07 and 3,113.86 is: 4,671.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,510.36 : 15,767.07 = 3,113.86 : x
  2. Step 2: Convert to fraction form
    10,510.36/15,767.07 = 3,113.86/x
  3. Step 3: Cross multiply
    10,510.36x = 15,767.07 × 3,113.86
  4. Step 4: Simplify right side
    10,510.36x = 49,096,448.59
  5. Step 5: Solve for x
    x = 49,096,448.59/10,510.36
  6. Step 6: Final answer
    x = 4,671.24

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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.